chore: update dependencies and improve MermaidBlock security

- Updated mermaid from version 11.13.0 to 9.1.7 for compatibility.
- Upgraded next from version 14.2.21 to ^14.2.35 for the latest features and fixes.
- Added @types/dompurify and isomorphic-dompurify for improved sanitization.
- Replaced innerHTML assignment in MermaidBlock with sanitized SVG using DOMPurify.
- Updated eslint-config-next to ^16.2.4 for better linting support.

services/lms-service/Cargo.toml

@@ -35,3 +35,4 @@ hex.workspace = true
 tokio-stream = "0.1"
 lettre = { version = "0.11", default-features = false, features = ["builder", "smtp-transport", "tokio1", "tokio1-native-tls"] }
 rand = "0.8"
+regex = "1.10"