Increase the maximum heap size for SystemUI tests

Change-Id: Id60cac158d6dcfdae9efc9c2da24e88bdb5e64af
Test: presubmit
Flag: TEST_ONLY
Bug: 352298826
diff --git a/packages/SystemUI/Android.bp b/packages/SystemUI/Android.bp
index 9cbb1bd..8b33afe 100644
--- a/packages/SystemUI/Android.bp
+++ b/packages/SystemUI/Android.bp
@@ -789,7 +789,11 @@
         "android.test.mock",
         "keepanno-annotations",
     ],
-    kotlincflags: ["-Xjvm-default=all"],
+    kotlincflags: [
+        "-Xjvm-default=all",
+        // TODO(b/352363800): Why do we need this?
+        "-J-Xmx8192M",
+    ],
     aaptflags: [
         "--extra-packages",
         "com.android.systemui",