Enable jest/consistent-test-it rule (as a warning) (facebook#1008)

Summary:
Pull Request resolved: facebook#1008

X-link: facebook/react-native#37962

Changelog: [Internal]

Reviewed By: robhogan, huntie

Differential Revision: D46838228

fbshipit-source-id: e6516423d1bc56aa6d0246818412cacc089ac642

scripts/eslint/base.js

@@ -23,7 +23,7 @@ module.exports = {
   },
   root: true,
   extends: ['eslint-config-fb-strict', 'plugin:prettier/recommended'],
-  plugins: ['babel', 'ft-flow', 'import', 'lint', 'prettier'],
+  plugins: ['babel', 'ft-flow', 'import', 'jest', 'lint', 'prettier'],
   parser: 'hermes-eslint',
   rules: {
     'babel/quotes': ['error', 'single', 'avoid-escape'],
@@ -64,6 +64,10 @@ module.exports = {
           'single',
           {avoidEscape: true, allowTemplateLiterals: true},
         ],
+        'jest/consistent-test-it': [
+          'warn',
+          {fn: 'test', withinDescribe: 'test'},
+        ],
         quotes: 'off',
       },
     },