Revert "ART: Detect target run-test timeout and print a message"

This reverts commit 2704d0ac013e46cb237a1a13e607fa644fde4c03.

Reason for revert: The CL swallows the exit code, which breaks tests.

Bug: 140935398
Change-Id: Ica4e8461b5465063e8c726285c5fed8e4ee6d93b
1 file changed