remove code that will not be executed

Signed-off-by: sellskin <mydesk@yeah.net>

discovery/file/file_test.go

@@ -208,7 +208,6 @@ func (t *testRunner) requireUpdate(ref time.Time, expected []*targetgroup.Group)
 		select {
 		case <-timeout:
 			t.Fatalf("Expected update but got none")
-			return
 		case <-time.After(defaultWait / 10):
 			if ref.Equal(t.lastReceive()) {
 				// No update received.

discovery/legacymanager/manager_test.go

@@ -733,7 +733,6 @@ func verifyPresence(t *testing.T, tSets map[poolKey]map[string]*targetgroup.Grou
 	t.Helper()
 	if _, ok := tSets[poolKey]; !ok {
 		t.Fatalf("'%s' should be present in Pool keys: %v", poolKey, tSets)
-		return
 	}
 
 	match := false

discovery/manager_test.go

@@ -733,7 +733,6 @@ func verifySyncedPresence(t *testing.T, tGroups map[string][]*targetgroup.Group,
 	t.Helper()
 	if _, ok := tGroups[key]; !ok {
 		t.Fatalf("'%s' should be present in Group map keys: %v", key, tGroups)
-		return
 	}
 	match := false
 	var mergedTargets string