fix type

Author: aduh95

lib/promote_release.js

@@ -391,11 +391,12 @@ export default class ReleasePromotion extends Session {
 
     const releaseBranch = `v${versionComponents.major}.x`;
 
+    // TODO: find a solution for key passphrase from the terminal
     return Promise.all([
       forceRunAsync('git', ['push', this.upstream, `HEAD:refs/heads/${releaseBranch}`],
         { ignoreFailure: false }),
-      forceRunAsync('git', ['push', this.upstream, `HEAD:refs/heads/${stagingBranch}`,
-        { ignoreFailure: false }])
+      forceRunAsync('git', ['push', this.upstream, `HEAD:refs/heads/${stagingBranch}`],
+        { ignoreFailure: false })
     ]);
   }