[v4.9] [skip-ci] packit: update fedora downstream branches

v4.9 only for Fedora 38 and 39. Fedora rawhide and 40 will move to v5.

Signed-off-by: Lokesh Mandvekar <[email protected]>

.packit.yaml

@@ -66,15 +66,14 @@ jobs:
   - job: propose_downstream
     trigger: release
     update_release: false
-    dist_git_branches:
-      - fedora-all
+    dist_git_branches: &stable_fedora
+      - fedora-39
+      - fedora-38
 
   - job: koji_build
     trigger: commit
-    dist_git_branches:
-      - fedora-all
+    dist_git_branches: *stable_fedora
 
   - job: bodhi_update
     trigger: commit
-    dist_git_branches:
-      - fedora-branched # rawhide updates are created automatically
+    dist_git_branches: *stable_fedora