eslint-module-utils: add peer dependency on eslint

This allows it to find eslint from module-require.js when the package manager is strict.

Author: wmertens

utils/package.json

@@ -27,5 +27,8 @@
   "homepage": "https://github.com/import-js/eslint-plugin-import#readme",
   "dependencies": {
     "debug": "^3.2.7"
+  },
+  "peerDependencies": {
+    "eslint": "*"
   }
 }