squash another core reference

Author: nazunalika

docs/team/release_engineering/compose/index.md

@@ -4,4 +4,4 @@ title: SOP Compose and RepoSync
 
 This section was originally for documentation as it pertains to performing
 composes and syncing Rocky Linux releases. These pages have moved to the
-[SIG/Core Wiki](https://sig-core.rocky.page).
+[Release Engineering (SIG/Core) Wiki](https://sig-core.rocky.page).