rmm: bump guru-rmm pointer — 2026-06-09 audit HIGH fixes (cred key, coord proxy, sqlx, 500-leak sweep)

Submodule 4321e91..5cd11a3

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
This commit is contained in:
2026-06-10 07:08:16 -07:00
parent 9702caf8c1
commit 14dcd3beed