Update metcalfc/changelog-generator action to v4

Author: renovate[bot]

.github/workflows/release-to-maven-central.yml

@@ -37,7 +37,7 @@ jobs:
 
       - name: Generate changelog
         id: changelog
-        uses: metcalfc/changelog-generator@v3.0.0
+        uses: metcalfc/changelog-generator@v4.0.1
         with:
           myToken: ${{ secrets.GITHUB_TOKEN }}