Merge pull request #370 from EasyPost/abutler-upload-release-assets-review

chore(ci): pin upload-release-assets action to v3.0.1

Author: Justintime50

.github/workflows/release.yml

@@ -20,7 +20,7 @@ jobs:
         with:
           password: ${{ secrets.PYPI_API_KEY }}
       - name: Upload assets to release
-        uses: AButler/upload-release-assets@v3.0
+        uses: AButler/upload-release-assets@v3.0.1
         with:
           files: 'dist/*'
           repo-token: ${{ secrets.GITHUB_TOKEN }}