Update app bridge

Author: krzysztofzuraw

.changeset/light-mugs-beam.md

@@ -0,0 +1,5 @@
+---
+"@saleor/app-sdk": patch
+---
+
+Update app bridge to support Next.js 14'

package.json

@@ -23,7 +23,7 @@
   "peerDependencies": {
     "@vercel/kv": "^1.0.0",
     "graphql": ">=16.6.0",
-    "next": ">=12",
+    "next": ">=14",
     "react": ">=17",
     "react-dom": ">=17"
   },
@@ -65,7 +65,7 @@
     "husky": "^8.0.1",
     "jsdom": "^20.0.3",
     "lint-staged": "^13.0.3",
-    "next": "^12.3.0",
+    "next": "^14.2.3",
     "node-mocks-http": "^1.11.0",
     "prettier": "2.7.1",
     "react": "^18.2.0",