Bump next from 15.4.8 to 15.4.9

Bumps [next](https://github.com/vercel/next.js) from 15.4.8 to 15.4.9.
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](vercel/next.js@v15.4.8...v15.4.9)

---
updated-dependencies:
- dependency-name: next
  dependency-version: 15.4.9
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package.json

@@ -35,7 +35,7 @@
     "classnames": "^2.2.6",
     "debounce": "^1.2.1",
     "github-slugger": "^1.3.0",
-    "next": "15.4.8",
+    "next": "15.4.9",
     "next-remote-watch": "^1.0.0",
     "parse-numeric-range": "^1.2.0",
     "react": "^19.0.0",

yarn.lock

@@ -1250,10 +1250,10 @@
     unist-util-visit "^4.0.0"
     vfile "^5.0.0"
 
-"@next/env@15.4.8":
-  version "15.4.8"
-  resolved "https://registry.yarnpkg.com/@next/env/-/env-15.4.8.tgz#f41741d07651958bccb31fb685da0303a9ef1373"
-  integrity sha512-LydLa2MDI1NMrOFSkO54mTc8iIHSttj6R6dthITky9ylXV2gCGi0bHQjVCtLGRshdRPjyh2kXbxJukDtBWQZtQ==
+"@next/env@15.4.9":
+  version "15.4.9"
+  resolved "https://registry.yarnpkg.com/@next/env/-/env-15.4.9.tgz#5caeeaf5f20cf2bf5176444f13d087963159031f"
+  integrity sha512-OYR0RulK5phnbxxzcLE4/ECgfx1PL3EHrDbjyelJ7jauaO+/Qvj5gG8JPMltB51CygC2KrZ0aAfYLjPYjYY17A==
 
 "@next/eslint-plugin-next@12.0.3":
   version "12.0.3"
@@ -5919,12 +5919,12 @@ next-tick@^1.1.0:
   resolved "https://registry.npmjs.org/next-tick/-/next-tick-1.1.0.tgz"
   integrity sha512-CXdUiJembsNjuToQvxayPZF9Vqht7hewsvy2sOWafLvi2awflj9mOC6bHIg50orX8IJvWKY9wYQ/zB2kogPslQ==
 
-next@15.4.8:
-  version "15.4.8"
-  resolved "https://registry.yarnpkg.com/next/-/next-15.4.8.tgz#0f20a6cad613dc34547fa6519b2d09005ac370ca"
-  integrity sha512-jwOXTz/bo0Pvlf20FSb6VXVeWRssA2vbvq9SdrOPEg9x8E1B27C2rQtvriAn600o9hH61kjrVRexEffv3JybuA==
+next@15.4.9:
+  version "15.4.9"
+  resolved "https://registry.yarnpkg.com/next/-/next-15.4.9.tgz#9204500a9c3cb2b981fb932077abfa66d3ef663f"
+  integrity sha512-/NedNmbiH4Umt/7SohT9VKxEdBt02Lj33xHrukE7d8Li6juT+75sEq4a4U06jggrvdbklKgr78OZEyWZ8XRrtw==
   dependencies:
-    "@next/env" "15.4.8"
+    "@next/env" "15.4.9"
     "@swc/helpers" "0.5.15"
     caniuse-lite "^1.0.30001579"
     postcss "8.4.31"