TBR: lib/testutil/presubmit: generate dummy xUnit report to work with new presubmit test.
TBR: lib/testutil/presubmit: generate dummy xUnit report to work with new presubmit test.

Change-Id: Ida4fa6176c8f9fe86e0e6932bbabae575a5204c6

vanadium/go.devtools,vanadium/go.devtools,vanadium/go.devtools