chore: Skip integration tests for deprecated FCM APIs (#646)

Author: lahirumaramba

integration/messaging/messaging_test.go

@@ -230,6 +230,7 @@ func TestSendEachForMulticast(t *testing.T) {
 }
 
 func TestSendAll(t *testing.T) {
+	t.Skip("Skipping integration tests for deprecated sendAll() API")
 	messages := []*messaging.Message{
 		{
 			Notification: &messaging.Notification{
@@ -289,6 +290,7 @@ func TestSendAll(t *testing.T) {
 }
 
 func TestSendFiveHundred(t *testing.T) {
+	t.Skip("Skipping integration tests for deprecated sendAll() API")
 	var messages []*messaging.Message
 	const limit = 500
 	for i := 0; i < limit; i++ {
@@ -322,6 +324,7 @@ func TestSendFiveHundred(t *testing.T) {
 }
 
 func TestSendMulticast(t *testing.T) {
+	t.Skip("Skipping integration tests for deprecated SendMulticast() API")
 	message := &messaging.MulticastMessage{
 		Notification: &messaging.Notification{
 			Title: "title",