chore(claude): ignore local Claude settings (#5042)

Add .claude/settings.local.json to .gitignore to prevent committing
local Claude Code configuration.

Co-authored-by: Markus Hintersteiner <markus.hintersteiner@sentry.io>

Author: philipphofmann

.gitignore

@@ -28,3 +28,6 @@ spy.log
 .kotlin
 **/tomcat.8080/webapps/
 **/__pycache__
+
+# Local Claude Code settings that should not be committed
+.claude/settings.local.json