feat: Added basic configuration for Packit

* Card ID: CCT-740
* Make builds on all fedoras and Centos Stream 10 ATM

.packit.yml

@@ -0,0 +1,20 @@
+upstream_package_name: subscription-manager
+downstream_package_name: subscription-manager
+specfile_path: subscription-manager.spec
+upstream_tag_template: "subscription-manager-{version}-1"
+
+jobs:
+  - job: copr_build
+    trigger: pull_request
+    targets:
+      - centos-stream-10
+      - fedora-all
+
+  - job: copr_build
+    trigger: commit
+    branch: main
+    owner: "@yggdrasil"
+    project: latest
+    targets:
+      - centos-stream-10
+      - fedora-all