Chore: remove betterer command from lefthook (#110600)

remove betterer command from lefthook

lefthook.yml

@@ -10,12 +10,6 @@ rc: ./lefthook.rc
 pre-commit:
   parallel: true
   commands:
-    frontend-betterer:
-      glob: '*.{ts,tsx}'
-      run: |
-        yarn betterer precommit {staged_files} && git add ./.betterer.results
-      stage_fixed: true
-
     frontend-lint:
       glob: '*.{js,ts,tsx}'
       run: |