Update GitHub workflow to target v3.0.6

This minor change updates the GitHub Actions workflow to target version v3.0.6 instead of version v3.0.5. The edits ensure that the CI operations apply to the correct and up-to-date branches of the project.

.github/workflows/packages.yml

@@ -3,7 +3,7 @@ on:
   workflow_dispatch:
   push:
     branches:
-      - v3.0.5
+      - v3.0.6
   release:
     types: [ prereleased, published ]
 env:
@@ -18,10 +18,10 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v3
-      - name: Verify commit exists in origin/v3.0.5
+      - name: Verify commit exists in origin/v3.0.6
         run: |
           git fetch --no-tags --prune --depth=1 origin +refs/heads/*:refs/remotes/origin/*
-          git branch --remote --contains | grep origin/v3.0.5
+          git branch --remote --contains | grep origin/v3.0.6
       - name: Set VERSION variable
         run: |
           if [[ "${{ github.ref }}" == refs/tags/* && "${{ github.event_name }}" == "release" && "${{ github.event.action }}" == "published" ]]; then