fix: test difference

.github/workflows/prepare.yaml

@@ -37,7 +37,7 @@ jobs:
           fi
       - name: Release Notes Capture
         run: |
-          sed -n '/^## v[0-9]/{:loop n; /^## [0-9]/q; p; b loop}' Changes.md > release-notes.md
+          sed -n '/^## v[0-9]/{:loop n; /^## v[0-9]/q; p; b loop}' Changes.md > release-notes.md
           echo "Release Notes Will be..."
           echo "========================"
           cat release-notes.md