Delete useless local-cli dir (#43602)

Summary:
local-cli seems to have not been used, so we request to delete it

## Changelog:

[INTERNAL] [REMOVED] - Delete useless local-cli dir

Pull Request resolved: https://github.com/facebook/react-native/pull/43602

Reviewed By: cortinico

Differential Revision: D55281532

Pulled By: blakef

fbshipit-source-id: 8109222dbf643f1b1c3de491b4f42c07d09d8e13

.github/workflow-scripts/addDescriptiveLabels.js

@@ -149,6 +149,5 @@ const topics = {
   'react-native-cli': labelCli,
   'react-native upgrade': labelCli,
   'react-native link': labelCli,
-  'local-cli': labelCli,
   regression: labelRegression,
 };