Adjust dnf-automatic tests for dnf5

- as automatic is a plugin in dnf5, it correctly handles installroot so
  no need for @no_installroot tag
- changed the way how automatic is called
  'dnf-automatic' -> 'dnf5 automatic'

dnf-behave-tests/dnf/dnf-automatic/reboot.feature

@@ -1,18 +1,13 @@
-@no_installroot
+@dnf5
 Feature: dnf-automatic reboots
 
-
 Background:
-Given I delete file "/etc/yum.repos.d/*.repo" with globs
-  And I create file "/etc/dnf/dnf.conf" with
-    """
-    [main]
-    plugins=0
-    """
+Given I enable plugin "automatic"
   And I use repository "simple-base"
   And I successfully execute dnf with args "install labirinto"
   And I use repository "simple-updates"
 
+
 @bz2124793
 Scenario: dnf-automatic does not reboot when reboot = never
   Given I create file "/etc/dnf/automatic.conf" with
@@ -24,7 +19,7 @@ Scenario: dnf-automatic does not reboot when reboot = never
     [emitters]
     emit_via = stdio
     """
-   When I execute dnf-automatic with args "--installupdates"
+   When I execute dnf with args "automatic --installupdates"
    Then the exit code is 0
     And Transaction is following
         | Action        | Package                               |
@@ -45,7 +40,7 @@ Scenario: dnf-automatic reboots when packages changed and reboot = when-changed
     [emitters]
     emit_via = stdio
     """
-   When I execute dnf-automatic with args "--installupdates"
+   When I execute dnf with args "automatic --installupdates"
    Then the exit code is 0
     And Transaction is following
         | Action        | Package                               |
@@ -69,7 +64,7 @@ Scenario: dnf-automatic reboots when reboot = when-needed and important package
     And I use repository "dnf-ci-fedora"
     And I successfully execute dnf with args "install kernel"
     And I use repository "dnf-ci-fedora-updates"
-   When I execute dnf-automatic with args "--installupdates"
+   When I execute dnf with args "automatic --installupdates"
    Then the exit code is 0
     And stdout contains lines:
       """
@@ -87,7 +82,7 @@ Scenario: dnf-automatic does not reboot when reboot = when-needed and nothing im
     [emitters]
     emit_via = stdio
     """
-   When I execute dnf-automatic with args "--installupdates"
+   When I execute dnf with args "automatic --installupdates"
    Then the exit code is 0
     And Transaction is following
         | Action        | Package                               |
@@ -108,7 +103,7 @@ Scenario: dnf-automatic shows error message when reboot command failed
     [emitters]
     emit_via = stdio
     """
-   When I execute dnf-automatic with args "--installupdates"
+   When I execute dnf with args "automatic --installupdates"
    Then the exit code is 1
     And Transaction is following
         | Action        | Package                               |

dnf-behave-tests/dnf/dnf-automatic/update.feature

@@ -1,21 +1,16 @@
-@no_installroot
+@dnf5
 Feature: dnf-automatic performs update
 
 
 Background:
-Given I delete file "/etc/yum.repos.d/*.repo" with globs
-  And I create file "/etc/dnf/dnf.conf" with
-    """
-    [main]
-    plugins=0
-    """
+Given I enable plugin "automatic"
+  And I use repository "simple-base"
 
 
 Scenario: dnf-automatic can update package
-  Given I use repository "simple-base"
-    And I successfully execute dnf with args "install labirinto"
+  Given I successfully execute dnf with args "install labirinto"
     And I use repository "simple-updates"
-   When I execute dnf-automatic with args "--installupdates"
+   When I execute dnf with args "automatic --installupdates"
    Then the exit code is 0
     And Transaction is following
         | Action        | Package                               |
@@ -24,23 +19,21 @@ Scenario: dnf-automatic can update package
 
 @bz1793298
 Scenario: dnf-automatic fails to update when the update package is not signed
-  Given I use repository "simple-base"
-    And I successfully execute dnf with args "install labirinto"
+  Given I successfully execute dnf with args "install labirinto"
     And I use repository "simple-updates" with configuration
         | key      | value  | 
         | gpgcheck | 1      |
-   When I execute dnf-automatic with args "--installupdates"
+   When I execute dnf with args "automatic --installupdates"
    Then the exit code is 1
-    And Transaction is empty
+    And RPMDB Transaction is empty
 
 
 @bz1793298
 Scenario: dnf-automatic fails to update when the public gpg key is not installed
-  Given I use repository "simple-base"
-    And I successfully execute dnf with args "install dedalo-signed-1.0"
+  Given I successfully execute dnf with args "install dedalo-signed-1.0"
     And I use repository "simple-updates" with configuration
         | key      | value  | 
         | gpgcheck | 1      |
-   When I execute dnf-automatic with args "--installupdates"
+   When I execute dnf with args "automatic --installupdates"
    Then the exit code is 1
-    And Transaction is empty
+    And RPMDB Transaction is empty