Switch to hermes-parser in eslint-config

Summary:
Similar to D63541483, modernises our Flow syntax support for our published ESLint config to use `hermes-eslint` (`hermes-parser`).

Changelog: [Internal]

Reviewed By: hoxyq

Differential Revision: D63541856

fbshipit-source-id: 06cc5725faf5934fda07713ec1dac54ff9c32ddf

packages/eslint-config-react-native/index.js

@@ -39,7 +39,7 @@ module.exports = {
   overrides: [
     {
       files: ['*.js'],
-      parser: '@babel/eslint-parser',
+      parser: 'hermes-eslint',
       plugins: ['ft-flow'],
       rules: {
         // Flow Plugin
@@ -51,7 +51,7 @@ module.exports = {
     },
     {
       files: ['*.jsx'],
-      parser: '@babel/eslint-parser',
+      parser: 'hermes-eslint',
     },
     {
       files: ['*.ts', '*.tsx'],

packages/eslint-config-react-native/package.json

@@ -31,7 +31,8 @@
     "eslint-plugin-jest": "^27.9.0",
     "eslint-plugin-react": "^7.30.1",
     "eslint-plugin-react-hooks": "^4.6.0",
-    "eslint-plugin-react-native": "^4.0.0"
+    "eslint-plugin-react-native": "^4.0.0",
+    "hermes-eslint": "^0.23.1"
   },
   "peerDependencies": {
     "eslint": ">=8",