fix: unittest with failfast

hrp/internal/boomer/runner_test.go

@@ -109,6 +109,6 @@ func TestLoopCount(t *testing.T) {
 	go runner.start()
 	<-runner.stopChan
 	if !assert.Equal(t, runner.loop.loopCount, atomic.LoadInt64(&runner.loop.finishedCount)) {
-		t.Fail()
+		t.Fatal()
 	}
 }

hrp/internal/boomer/stats_test.go

@@ -155,7 +155,7 @@ func TestSerializeStats(t *testing.T) {
 	first := serialized[0]
 	entry, err := deserializeStatsEntry(first)
 	if err != nil {
-		t.Fail()
+		t.Fatal()
 	}
 
 	if entry.Name != "success" {