TBR: lib/testutil: use the original test name (without suffix) as the xunit file name when reporting go test/race dependency build errors.
TBR: lib/testutil: use the original test name (without suffix) as the xunit file name when reporting go test/race dependency build errors.

Change-Id: If7a3f81e617fc911ac1aa6446d3f5002ddb2d4d7

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