ci: use v5.x as default branch for workflows and releases

- Update v5-tests.yml to run on push to v5.x branch
- Update v5-release.yml to publish releases from v5.x branch
- Update .releaserc.json to target v5.x branch for semantic versioning
- Corrects workflow configuration to match repository's actual default branch

.github/workflows/v5-release.yml

@@ -21,6 +21,6 @@ jobs:
         uses: cycjimmy/semantic-release-action@v4
         with:
           semantic_version: 21
-          branches: main
+          branches: v5.x
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/v5-tests.yml

@@ -1,6 +1,8 @@
 name: "[v5] Test"
 on:
   push:
+    branches:
+      - v5.x
   pull_request:
 permissions: read-all
 jobs:

.releaserc.json

@@ -1,5 +1,5 @@
 {
-  "branches": ["main"],
+  "branches": ["v5.x"],
   "plugins": [
     "@semantic-release/commit-analyzer",
     "@semantic-release/release-notes-generator",