MM-34785: Skip TestPing (#17386)

https://mattermost.atlassian.net/browse/MM-34785

services/remotecluster/ping_test.go

@@ -23,6 +23,7 @@ const (
 )
 
 func TestPing(t *testing.T) {
+	t.Skip("MM-34785")
 	disablePing = false
 
 	t.Run("No error", func(t *testing.T) {