Use new erlangpack/github-action@v4 for releases

Author: onnovos

.github/workflows/release.yml

@@ -38,6 +38,6 @@ jobs:
           token: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Publish to Hex.pm
-        uses: erlangpack/github-action@v3
+        uses: erlangpack/github-action@v4
         env:
           HEX_API_KEY: ${{ secrets.HEX_API_KEY }}