Fix the github token secret name

Author: jakzal

.github/workflows/build.yml

@@ -89,7 +89,7 @@ jobs:
             -   name: Release the phar
                 uses: actions/upload-release-asset@v1
                 env:
-                    GITHUB_TOKEN: ${{ secrets.ACCESS_TOKEN }}
+                    GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
                 with:
                     upload_url: ${{ github.event.release.upload_url }}
                     asset_path: ./zalas-phpunit-globals-extension.phar