maxIssues for release notes

.github/workflows/release.yml

@@ -23,7 +23,8 @@ jobs:
       uses: janheinrichmerker/action-github-changelog-generator@v2.3
       with:
           token: ${{ secrets.GITHUB_TOKEN }} 
-          sinceTag: v0.15.0        
+          sinceTag: v0.15.0
+          maxIssues: 500       
     - name: Create draft release
       uses: softprops/action-gh-release@v1
       with: