Merge pull request reactjs#1056 from reactjs/dependabot/npm_and_yarn/next-15.4.8

Bump next from 15.1.0 to 15.4.8

Author: zpao

package.json

@@ -33,7 +33,7 @@
     "date-fns": "^2.16.1",
     "debounce": "^1.2.1",
     "github-slugger": "^1.3.0",
-    "next": "15.1.0",
+    "next": "15.4.8",
     "next-remote-watch": "^1.0.0",
     "parse-numeric-range": "^1.2.0",
     "react": "^19.0.0",