Let's disable the unit tests temporarily, until gotestsum makes it to
unstable. If it takes too long, we can as well re-enable the test suite
by patching hack/test/unit, and revert to 'go test' instead of
Note that I could run the test suite locally by installing gotestsum in
my build environment, the test suite passes.
Signed-off-by: Arnaud Rebillout <email@example.com>