chore(deps): bump tailwind-merge from 3.4.0 to 3.6.0 in /frontend

Bumps [tailwind-merge](https://github.com/dcastil/tailwind-merge) from 3.4.0 to 3.6.0.
- [Release notes](https://github.com/dcastil/tailwind-merge/releases)
- [Commits](https://github.com/dcastil/tailwind-merge/compare/v3.4.0...v3.6.0)

---
updated-dependencies:
- dependency-name: tailwind-merge
  dependency-version: 3.5.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

frontend/package-lock.json

@@ -44,7 +44,7 @@
         "rehype-katex": "^7.0.1",
         "remark-gfm": "^4.0.0",
         "remark-math": "^6.0.0",
-        "tailwind-merge": "^3.4.0"
+        "tailwind-merge": "^3.6.0"
       },
       "devDependencies": {
         "@tailwindcss/postcss": "^4.2.4",
@@ -12669,9 +12669,9 @@
       }
     },
     "node_modules/tailwind-merge": {
-      "version": "3.4.0",
-      "resolved": "https://registry.npmjs.org/tailwind-merge/-/tailwind-merge-3.4.0.tgz",
-      "integrity": "sha512-uSaO4gnW+b3Y2aWoWfFpX62vn2sR3skfhbjsEnaBI81WD1wBLlHZe5sWf0AqjksNdYTbGBEd0UasQMT3SNV15g==",
+      "version": "3.6.0",
+      "resolved": "https://registry.npmjs.org/tailwind-merge/-/tailwind-merge-3.6.0.tgz",
+      "integrity": "sha512-uxL7qAVQriqRQPAyK3pj66VqskWqoZ37PW94jwOTwNfq/z9oyu1V+eqrZqtR2+fCiXdYOZe/Modt8GtvqNzu+w==",
       "license": "MIT",
       "funding": {
         "type": "github",

frontend/package.json

@@ -57,7 +57,7 @@
     "rehype-katex": "^7.0.1",
     "remark-gfm": "^4.0.0",
     "remark-math": "^6.0.0",
-    "tailwind-merge": "^3.4.0"
+    "tailwind-merge": "^3.6.0"
   },
   "devDependencies": {
     "@tailwindcss/postcss": "^4.2.4",