Merge pull request #6 from canonical/fix-release-pipeline

Fix release pipeline

.github/workflows/publish_charm.yaml

@@ -1,20 +1,14 @@
 name: Publish to edge
 
-# On push to a "special" branch, we:
-# * always publish to charmhub at latest/edge/branchname
-# * always run tests
-# where a "special" branch is one of main/master or track/**, as
-# by convention these branches are the source for a corresponding
-# charmhub edge channel.
-
 on:
   workflow_dispatch:
   push:
     branches:
       - main
-      - track/**
 
 jobs:
   publish-to-edge:
     uses: canonical/operator-workflows/.github/workflows/publish_charm.yaml@main
     secrets: inherit
+    with:
+      channel: latest/edge