utils: mark eslint as an optional peer dep

Author: wmertens

utils/package.json

@@ -28,7 +28,9 @@
   "dependencies": {
     "debug": "^3.2.7"
   },
-  "peerDependencies": {
-    "eslint": "*"
+  "peerDependenciesMeta": {
+    "eslint": {
+      "optional": true
+    }
   }
 }