fix run-android looking for packager in wrong place

Summary: Possibly leftover from the CLI migration.

public

Reviewed By: vjeux

Differential Revision: D2626589

fb-gh-sync-id: 22e44b7276bca136cde375a6d6d5af3bf0811767

local-cli/runAndroid/runAndroid.js

@@ -124,7 +124,7 @@ function buildAndRun(args, reject) {
 
 function startServerInNewWindow() {
   const launchPackagerScript = path.resolve(
-    __dirname, '..', '..', '..', 'packager', 'launchPackager.command'
+    __dirname, '..', '..', 'packager', 'launchPackager.command'
   );
 
   if (process.platform === 'darwin') {