chore: correctly handle variable

Author: rjaegers

action.yml

@@ -100,7 +100,7 @@ runs:
         ${{ steps.settings.outputs.extra_args }}
         --rm
         --memory=${{ inputs.memory }}
-        -v $eventPath:$eventPath
+        -v ${eventPath}:${eventPath}
         -v ${{ steps.settings.outputs.workspace_path }}:${{ steps.settings.outputs.mapping_path }}
         -w ${{ steps.settings.outputs.work_path }}
         ${{ inputs.image }}