add nextjs peer dependency

Author: BitPatty

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "@bitpatty/next-image-s3-imgproxy-loader",
-  "version": "0.2.0",
+  "version": "0.2.1",
   "description": "imgproxy S3 extension for next/image",
   "author": "Matteias Collet <[email protected]>",
   "main": "dist/index.js",
@@ -31,5 +31,8 @@
     "rollup-plugin-typescript2": "^0.30.0",
     "tslib": "^2.3.1",
     "typescript": "^4.4.3"
+  },
+  "peerDependencies": {
+    "next": "^11.0.0"
   }
 }