fix: remove fully rolled out feature flag (#1414)

Author: mrstork

site/plugins.json

@@ -615,7 +615,7 @@
     "name": "Next.js ",
     "package": "@netlify/plugin-nextjs",
     "repo": "https://github.com/netlify/next-runtime",
-    "version": "4.41.3",
+    "version": "5.11.2",
     "compatibility": [
       {
         "version": "5.7.0-ipx.0",
@@ -628,7 +628,6 @@
       },
       {
         "version": "5.11.2",
-        "featureFlag": "project_ceruledge_ui",
         "overridePinnedVersion": ">=4.0.0",
         "nodeVersion": ">=18.0.0",
         "siteDependencies": {