[co19] Roll co19 to ae9af9df72a7d5998cbbfd910da0f42e329d964f

2025-06-06 [email protected] Fixes dart-lang/co19#3217. Ignore warning in string_length_t07.dart (dart-lang/co19#3218)
2025-06-06 [email protected] dart-lang/co19#3180. Add tests for JSAnyOperatorExtension. Part 1. (dart-lang/co19#3215)
2025-06-04 [email protected] Fixes dart-lang/co19#3210. Don't expect promotion from `FutureOr<void>` to `Future<void>` or `void` (dart-lang/co19#3211)
2025-06-03 [email protected] Fixes dart-lang/co19#3192. Add tests for  constant expression `String?.length` (dart-lang/co19#3209)

Cq-Include-Trybots: luci.dart.try:analyzer-linux-release-try
Change-Id: If4f523a44a7efb9ac97dde388c293b1bc8dd1e4f
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/433321
Commit-Queue: Alexander Thomas <[email protected]>
Reviewed-by: Alexander Thomas <[email protected]>
Reviewed-by: Erik Ernst <[email protected]>

Author: sgrekhov

DEPS

@@ -54,7 +54,7 @@ vars = {
 
   # co19 is a cipd package automatically generated for each co19 commit.
   # Use tests/co19/update.sh to update this hash.
-  "co19_rev": "3388e8e9073d57e6fdca6582568fdfa6f9a6bc61",
+  "co19_rev": "ae9af9df72a7d5998cbbfd910da0f42e329d964f",
 
   # The internal benchmarks to use. See go/dart-benchmarks-internal
   "benchmarks_internal_rev": "1fa5d33a45f7d4dd0093124706cdfa45d9270851",