Update .gitignore to include Claude plugin cache and settings file

- Added .claude/settings.local.json to the ignore list to prevent local configuration files from being tracked.
- Ensured .claude-plugin/.cache is excluded to maintain a clean repository.

Author: santosomar

.gitignore

@@ -161,4 +161,5 @@ CLAUDE.md
 AGENTS.md
 
 # Claude Code Plugin
-.claude-plugin/.cache
+.claude-plugin/.cache
+.claude/settings.local.json