chore(deps-dev): bump @types/mermaid from 9.1.0 to 9.2.0 in /frontend

Bumps [@types/mermaid](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/mermaid) from 9.1.0 to 9.2.0.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/mermaid)

---
updated-dependencies:
- dependency-name: "@types/mermaid"
  dependency-version: 9.2.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

frontend/package-lock.json

@@ -35,7 +35,7 @@
       "devDependencies": {
         "@tailwindcss/postcss": "^4.1.10",
         "@types/lodash": "^4.17.20",
-        "@types/mermaid": "^9.1.0",
+        "@types/mermaid": "^9.2.0",
         "@types/react": "^19.1.8",
         "@types/react-dom": "^19.1.7",
         "@types/react-syntax-highlighter": "^15.5.13",
@@ -2525,11 +2525,15 @@
       }
     },
     "node_modules/@types/mermaid": {
-      "version": "9.1.0",
-      "resolved": "https://registry.npmjs.org/@types/mermaid/-/mermaid-9.1.0.tgz",
-      "integrity": "sha512-rc8QqhveKAY7PouzY/p8ljS+eBSNCv7o79L97RSub/Ic2SQ34ph1Ng3s8wFLWVjvaEt6RLOWtSCsgYWd95NY8A==",
+      "version": "9.2.0",
+      "resolved": "https://registry.npmjs.org/@types/mermaid/-/mermaid-9.2.0.tgz",
+      "integrity": "sha512-AlvLWYer6u4BkO4QzMkHo0t9RkvVIgqggVZmO+5snUiuX2caTKqtdqygX6GeE1VQa/TnXw9WoH0spcmHtG0inQ==",
+      "deprecated": "This is a stub types definition. mermaid provides its own type definitions, so you do not need this installed.",
       "dev": true,
-      "license": "MIT"
+      "license": "MIT",
+      "dependencies": {
+        "mermaid": "*"
+      }
     },
     "node_modules/@types/ms": {
       "version": "2.1.0",

frontend/package.json

@@ -46,7 +46,7 @@
   "devDependencies": {
     "@tailwindcss/postcss": "^4.1.10",
     "@types/lodash": "^4.17.20",
-    "@types/mermaid": "^9.1.0",
+    "@types/mermaid": "^9.2.0",
     "@types/react": "^19.1.8",
     "@types/react-dom": "^19.1.7",
     "@types/react-syntax-highlighter": "^15.5.13",