Fix push-tar-image variable

Author: gaggle

.github/actions/push-tar-image/action.yml

@@ -37,5 +37,5 @@ runs:
       shell: bash
     - name: Push image
       if: inputs.push == 'true'
-      run: docker push --all-tags ghcr.io/${{ inputs.repository }}
+      run: docker push --all-tags ghcr.io/${{ github.repository }}
       shell: bash