Bump next from 12.3.2-canary.7 to 15.5.14

Bumps [next](https://github.com/vercel/next.js) from 12.3.2-canary.7 to 15.5.14.
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](vercel/next.js@v12.3.2-canary.7...v15.5.14)

---
updated-dependencies:
- dependency-name: next
  dependency-version: 15.5.14
  dependency-type: direct:production
...

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

Author: dependabot[bot]

package.json

@@ -32,7 +32,7 @@
     "debounce": "^1.2.1",
     "ga-lite": "^2.1.4",
     "github-slugger": "^1.3.0",
-    "next": "12.3.2-canary.7",
+    "next": "15.5.14",
     "next-remote-watch": "^1.0.0",
     "parse-numeric-range": "^1.2.0",
     "react": "0.0.0-experimental-cb5084d1c-20220924",