Update onboarding.md

Signed-off-by: Diane Mueller <dmueller2001@gmail.com>

Author: dmueller2001

docs/maintainers/onboarding.md

@@ -47,7 +47,8 @@ Community call + notes, good-first-issues, review workflow & SLAs.
 - Community growth → Community playbook
 
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-
+<!--
 ### Related
 
 - [Templates](templates.md) · [Security](security.md) · [Community](community.md)
+-->