ART heap cts test

heapprofd is mostly used to profile allocations done by libc malloc():
there already is a CTS test that covers this case.

This commit adds a CTS test that covers profiling allocations done by
ART in the java heap.

Bug: 206657946
Tested: atest CtsPerfettoTestCases:HeapprofdCtsTest on sargo-userdebug
Change-Id: I04ec0c0e2598db1a32503f9435e0e3d061bdfd14
diff --git a/external/perfetto b/external/perfetto
index 49527d7..800e2c1 160000
--- a/external/perfetto
+++ b/external/perfetto
@@ -1 +1 @@
-Subproject commit 49527d76232feac4b03c562bd021e3e72554af68
+Subproject commit 800e2c1852fe3d9af65b9fa22e7b6af1471a2b22