docs: correct contact email in CODE_OF_CONDUCT and SECURITY

Fixes wrong email address (robbe@settlemint.com → robbe.verhelst@gmail.com).

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

Author: robbeverhelst

CODE_OF_CONDUCT.md

@@ -46,7 +46,7 @@ when an individual is officially representing the community in public spaces.
 
 Instances of abusive, harassing, or otherwise unacceptable behavior may be
 reported to the community leaders responsible for enforcement at
-**robbe@settlemint.com**. All complaints will be reviewed and investigated
+**robbe.verhelst@gmail.com**. All complaints will be reviewed and investigated
 promptly and fairly.
 
 ## Attribution

SECURITY.md

@@ -16,7 +16,7 @@ Please **do not** open a public GitHub issue for security reports.
 
 Report vulnerabilities privately via GitHub's [Private Vulnerability
 Reporting](https://github.com/robbeverhelst/tsarr/security/advisories/new)
-or by emailing **robbe@settlemint.com** with:
+or by emailing **robbe.verhelst@gmail.com** with:
 
 - A description of the issue and its impact
 - Steps to reproduce (PoC if possible)