fix: disable new eslint-plugin-mocha rules

Signed-off-by: Mike Shaw <mike.shaw@engineering.digital.dwp.gov.uk>

Author: Mike Shaw

tests/.eslintrc.js

@@ -7,5 +7,8 @@ module.exports = {
   rules: {
     'mocha/no-identical-title': 'error',
     'mocha/no-mocha-arrows': 'off',
+    'mocha/no-setup-in-describe': 'off',
+    'mocha/no-return-from-async': 'off',
+    'mocha/no-exports': 'off',
   },
 };