feat: add eslint role for no message description

  This uses an eslint role for getting strings with no
  descriptions, this for demonstration purpose and can be used
  for checking other MFEs or JS/React base repos

  Ref: openedx/wg-translations/issues/5

.eslintrc.js

@@ -2,6 +2,9 @@
 const { createConfig } = require('@edx/frontend-build');
 
 const config = createConfig('eslint', {
+  // Docs for formatjs plugin:
+  // https://formatjs.io/docs/tooling/linter/#react
+  plugins: ['formatjs'],
   rules: {
     // TODO: all these rules should be renabled/addressed. temporarily turned off to unblock a release.
     'react-hooks/rules-of-hooks': 'off',
@@ -11,6 +14,7 @@ const config = createConfig('eslint', {
     'react/jsx-no-useless-fragment': 'off',
     'react/no-unknown-property': 'off',
     'func-names': 'off',
+    'formatjs/enforce-description': ['error', 'literal'],
   },
 });