Update metcalfc/changelog-generator action to v4

Author: renovate[bot]

.github/workflows/release.yml

@@ -18,7 +18,7 @@ jobs:
 
       - name: Generate changelog
         id: changelog
-        uses: metcalfc/changelog-generator@v3.0.0
+        uses: metcalfc/changelog-generator@v4.0.1
         with:
           myToken: ${{ secrets.PHPSTAN_BOT_TOKEN }}