Add DPA coverage date for Loops preview product (#58516)

Author: LawDevNull

content/site-policy/github-terms/github-dpa-previews.md

@@ -14,6 +14,7 @@ The pre-release products and features listed below use data handling that is the
 
 | Product / Feature                                  | DPA Coverage Date   |
 |:---------------------------------------------------|:-------------------:|
+| Loops                                              | 17 November 2025    |
 | Copilot CLI                                        | 27 October 2025     |
 | Copilot Enterprise & Users Usage Metrics Dashboard | 27 October 2025     |
 | Spark                                              | 27 October 2025     |