Merge pull request #1697 from microsoft/auto/region-data-update

chore: update region availability data

Author: simonjj

aca-getting-started/data/region-features.json

@@ -1,6 +1,6 @@
 {
   "schema_version": 1,
-  "generated_at": "2026-04-13T00:31:22Z",
+  "generated_at": "2026-04-17T16:27:33Z",
   "region_count": 40,
   "feature_count": 39,
   "features": [