Disable 2246-trace-stream on debug-gc config am: 4a954a57d7 am: 71f6783d3e

Original change: https://android-review.googlesource.com/c/platform/art/+/2391679

Change-Id: Iea3c69bf30eb4c0a84686b513105708e70624621
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/test/knownfailures.json b/test/knownfailures.json
index 1855429..5f79b21 100644
--- a/test/knownfailures.json
+++ b/test/knownfailures.json
@@ -1549,5 +1549,11 @@
         "description": ["Change of behavior when used with JDK 17."],
         "bug": "b/242985234",
         "variant": "jvm"
+    },
+    {
+        "tests": ["2246-trace-stream"],
+        "env_vars": {"ART_TEST_DEBUG_GC": "true"},
+        "bug": "b/264844668",
+        "description": ["Test timing out on debug gc."]
     }
 ]