[vm / library] reduce dart:ffi test recursion depth

Change-Id: Iaa5ff60388398fcf5cf89b5e91e931f76f8f6572
Reviewed-on: https://dart-review.googlesource.com/c/93085
Auto-Submit: Daco Harkes <dacoharkes@google.com>
Reviewed-by: Samir Jindel <sjindel@google.com>
Commit-Queue: Samir Jindel <sjindel@google.com>
diff --git a/tests/standalone_2/ffi/data_test.dart b/tests/standalone_2/ffi/data_test.dart
index 8471936..26edd6f 100644
--- a/tests/standalone_2/ffi/data_test.dart
+++ b/tests/standalone_2/ffi/data_test.dart
@@ -38,7 +38,7 @@
   testPointerPointerNull();
   testPointerStoreNull();
   testSizeOf();
-  testPointerChain(1000);
+  testPointerChain(100);
   testTypeTest();
   testToString();
   testEquality();