Update reference to point to newly merged CTS tests.

MarkCallow · MarkCallow · commit 7aeccc0305ce · 2025-03-26T11:20:13.000+09:00
diff --git a/tests/cts b/tests/cts
@@ -1 +1 @@
-Subproject commit adf4c9c9616f79e23b10e1fdd32d82e9cc494438
+Subproject commit 1bbb2134f102107b8a86206f89e209023036f66c
