chore(deps): bump mermaid in the npm_and_yarn group across 1 directory (#167)

Bumps the npm_and_yarn group with 1 update in the / directory: [mermaid](https://github.com/mermaid-js/mermaid).


Updates `mermaid` from 11.14.0 to 11.15.0
- [Release notes](https://github.com/mermaid-js/mermaid/releases)
- [Commits](https://github.com/mermaid-js/mermaid/compare/mermaid@11.14.0...mermaid@11.15.0)

---
updated-dependencies:
- dependency-name: mermaid
  dependency-version: 11.15.0
  dependency-type: direct:production
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

package.json

@@ -39,7 +39,7 @@
 		"glob": "^12.0.0",
 		"katex": "^0.16.22",
 		"lucide-react": "^0.540.0",
-		"mermaid": "^11.14.0",
+		"mermaid": "^11.15.0",
 		"micromatch": "^4.0.8",
 		"next": "^15.5.18",
 		"next-themes": "^0.4.6",