build(deps): bump mermaid from 8.11.0 to 8.13.8

Bumps [mermaid](https://github.com/knsv/mermaid) from 8.11.0 to 8.13.8.
- [Release notes](https://github.com/knsv/mermaid/releases)
- [Changelog](https://github.com/mermaid-js/mermaid/blob/develop/docs/CHANGELOG.md)
- [Commits](mermaid-js/mermaid@8.11.0...8.13.8)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package.json

@@ -50,7 +50,7 @@
     "graphlib-dot": "^0.6.4",
     "marked": "^0.8.0",
     "material-design-icons": "^3.0.1",
-    "mermaid": "^8.11.0",
+    "mermaid": "^8.13.8",
     "ngx-ace-tern": "^1.2.2",
     "ngx-markdown": "^9.0.0",
     "ngx-virtual-scroller": "^4.0.3",