test: workaround eslint erroneously failing over new prettier

Discussion here: import-js/eslint-plugin-import#3101

Author: ivomurrell

.eslintrc.js

@@ -42,5 +42,10 @@ module.exports = {
         'no-undef': 'off'
       }
     }
-  ]
+  ],
+  settings: {
+    // eslint-plugin-import can't seem to handle the dynamic export of
+    // prettier's API
+    'import/core-modules': ['prettier']
+  }
 }

plugins/prettier/src/tasks/prettier.ts

@@ -1,4 +1,4 @@
-import prettier from 'prettier'
+import * as prettier from 'prettier'
 import { promises as fsp } from 'fs'
 import fg from 'fast-glob'
 import { hookConsole } from '@dotcom-tool-kit/logger'