DOCS-765: Remove /instance refs and update example files link (#1005)

* DOCS-765: remove /instances and update examples link

* Update docs/modules/configuration/pages/jet-configuration.adoc

Co-authored-by: rebekah-lawrence <[email protected]>

* Update docs/modules/configuration/pages/jet-configuration.adoc

Co-authored-by: rebekah-lawrence <[email protected]>

* Update docs/modules/configuration/pages/jet-configuration.adoc

Co-authored-by: rebekah-lawrence <[email protected]>

---------

Co-authored-by: rebekah-lawrence <[email protected]>

docs/modules/configuration/pages/jet-configuration.adoc

@@ -48,7 +48,7 @@ HazelcastInstance instance = createHazelcastInstance(config);
 ====
 
 Note that, Hazelcast's Jet engine is disabled by default when you use Hazelcast
-within the Java context, i.e., `hazelcast.jar`. When using Hazelcast ZIP/TAR distributions
+within the Java context; that is, `hazelcast.jar`. When using Hazelcast ZIP/TAR distributions
 or Docker and Kubernetes distribution, Jet engine is enabled by default. See the
 xref:secure-cluster:security-defaults.adoc[Security Defaults section] for information about
 the enabled/disabled features for different Hazelcast distributions.
@@ -101,39 +101,36 @@ By default, resource uploading for Jet engine jobs is disabled.
 
 == List of Configuration Options
 
-The Hazelcast full example configuration files (https://github.com/hazelcast/hazelcast/blob/master/hazelcast/src/main/resources/hazelcast-full-example.yaml#L3509[YAML],
-https://github.com/hazelcast/hazelcast/blob/master/hazelcast/src/main/resources/hazelcast-full-example.xml#L3612[XML]) in your distribution
-includes a description of all configuration options.
-Jet engine configuration options are listed below:
+The _hazelcast-full-example_ configuration files (available as YAML or XML) available in your distribution and linked from xref:configuration:configuring-declaratively.adoc[] include a description of all configuration options. The configuration options for Jet engine are also listed below:
 
 [cols="4a,2a,4a"]
 |===
 |Option|Default|Description
 
-|`instance/cooperative-thread-count`
+|`cooperative-thread-count`
 |number of cores
 |The number of threads Jet creates in its cooperative multithreading pool.
 
-|`instance/flow-control-period-ms`
+|`flow-control-period-ms`
 |100
 |The Jet engine uses a flow control mechanism between cluster members to prevent a
 slower vertex from getting overflowed with data from a faster upstream
 vertex. Each receiver regularly reports to each sender how much more data
 it may send over a given DAG edge. This method sets the duration (in milliseconds)
 of the interval between flow-control packets.
 
-|`instance/backup-count`
+|`backup-count`
 |1
 |The number of synchronous backups to configure on the IMap that
 Jet needs internally to store job metadata and snapshots. The
 maximum allowed value is 6.
 
-|`instance/scale-up-delay-millis`
+|`scale-up-delay-millis`
 |10,000
 |The delay after which the auto-scaled jobs restart if a new member
 joins the cluster. It has no effect on jobs with auto-scaling disabled.
 
-|`instance/lossless-restart-enabled`
+|`lossless-restart-enabled`
 |false
 |Specifies whether the Lossless Cluster Restart feature is enabled.
 With this feature, you can restart the whole cluster without losing the
@@ -142,7 +139,7 @@ feature, which persists the data to disk. You need to have
 the Hazelcast Enterprise edition and configure Hazelcast's Persistence to
 use this feature. The default value is `false`, i.e., disabled.
 
-|`instance/max-processor-accumulated-records`
+|`max-processor-accumulated-records`
 |`Long.MAX_VALUE`
 |Specifies the maximum number of records that can be accumulated by any single
 processor instance. Operations like grouping, sorting or joining require certain amount of
@@ -191,14 +188,12 @@ XML::
 ----
 <hazelcast>
     <jet enabled="true" resource-upload-enabled="true">
-        <instance>
-            <cooperative-thread-count>4</cooperative-thread-count>
-            <flow-control-period>100</flow-control-period>
-            <backup-count>1</backup-count>
-            <scale-up-delay-millis>10000</scale-up-delay-millis>
-            <lossless-restart-enabled>false</lossless-restart-enabled>
-            <max-processor-accumulated-records>1000000000</max-processor-accumulated-records>
-        </instance>
+        <cooperative-thread-count>4</cooperative-thread-count>
+        <flow-control-period>100</flow-control-period>
+        <backup-count>1</backup-count>
+        <scale-up-delay-millis>10000</scale-up-delay-millis>
+        <lossless-restart-enabled>false</lossless-restart-enabled>
+        <max-processor-accumulated-records>1000000000</max-processor-accumulated-records>
         <edge-defaults>
             <queue-size>1024</queue-size>
             <packet-size-limit>16384</packet-size-limit>
@@ -218,13 +213,12 @@ hazelcast:
   jet:
     enabled: true
     resource-upload-enabled: true
-    instance:
-      cooperative-thread-count: 4
-      flow-control-period: 100
-      backup-count: 1
-      scale-up-delay-millis: 10000
-      lossless-restart-enabled: false
-      max-processor-accumulated-records: 1000000000
+    cooperative-thread-count: 4
+    flow-control-period: 100
+    backup-count: 1
+    scale-up-delay-millis: 10000
+    lossless-restart-enabled: false
+    max-processor-accumulated-records: 1000000000
     edge-defaults:
       queue-size: 1024
       packet-size-limit: 16384
@@ -319,7 +313,7 @@ JetService jetFromClient = client.getJet();
 Alternatively, you can add `hazelcast-client.yaml/xml` to the classpath or
 working directory which will be picked up automatically. The location of
 the file can also be given using the `hazelcast.client.config` system
-property, i.e., `-Dhazelcast.client.config=C:/myhazelcast-client.yaml/xml`.
+property; that is, `-Dhazelcast.client.config=C:/myhazelcast-client.yaml/xml`.
 
 A sample client YAML file is given below: