docs: rename CI feature page to GitHub & GitLab Data Quality Code Review

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: joostboon

docs/cloud/features/ci.mdx

@@ -1,6 +1,6 @@
 ---
-title: "PR / MR Data Quality Review"
-sidebarTitle: "PR / MR Review"
+title: "GitHub & GitLab Data Quality Code Review"
+sidebarTitle: "Code Review"
 ---
 
 Every time a developer changes a dbt model, there's a question no one can easily answer before merging: _is this safe to ship?_