Restore package.json in cleanup trap.

Author: onurtemizkan

packages/nextjs/test/integration/package.json

@@ -11,7 +11,7 @@
   },
   "dependencies": {
     "@sentry/nextjs": "file:../../",
-    "next": "10.x",
+    "next": "latest",
     "react": "^17.0.1",
     "react-dom": "^17.0.1"
   },
@@ -24,7 +24,6 @@
     "yargs": "^16.2.0"
   },
   "resolutions": {
-    "next": "./node_modules/next/dist",
     "@sentry/browser": "file:../../../browser",
     "@sentry/core": "file:../../../core",
     "@sentry/integrations": "file:../../../integrations",

packages/nextjs/test/run-integration-tests.sh

@@ -9,6 +9,7 @@ START_TIME=$(date -R)
 function cleanup {
   echo "[nextjs] Cleaning up..."
   mv next.config.js.bak next.config.js 2>/dev/null || true
+  mv package.json.bak package.json || true
   rm -rf node_modules 2>/dev/null || true
 
   # Delete yarn's cached versions of sentry packages added during this test run, since every test run installs multiple