Apply react/jsx-filename-extension rule as needed (#1135)

Author: MonicaOlejniczak

.changeset/weak-dancers-repair.md

@@ -26,6 +26,10 @@ module.exports = {
       plugins: ['react-hooks'],
       rules: {
         'react/display-name': 'off',
+        'react/jsx-filename-extension': ['error', {
+          allow: 'as-needed',
+          extensions: ['.tsx', '.jsx']
+        }],
         'react/prop-types': 'off',
         'react/react-in-jsx-scope': 'off',
         'react-hooks/exhaustive-deps': 'warn',