TBR: devtools/jiri-test/internal/test: fix a go-build result resporting bug.
TBR: devtools/jiri-test/internal/test: fix a go-build result resporting bug.

Change-Id: I7c08f727b199df25ae07ce5b5892a27c9c8e8d7a

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