remove eslint file;

frontend/.eslintrc.yml

@@ -1,11 +0,0 @@
-env:
-  browser: true
-  es2021: true
-extends:
-  - google
-parser: '@typescript-eslint/parser'
-parserOptions:
-  ecmaVersion: 12
-plugins:
-  - '@typescript-eslint'
-rules: {}