MGCP_Test: fix TC_dlcx_wildcarded

Due to the migration to a multithreading scheme the timing behavior of
the stats items has slightly changed. There is now a 1 sec update cycle
in which the stats items are regenerated. This means we have to wait 1
sec. before we can query the endpoints.used stats item.

Change-Id: I90613616f9ff85ca59464dfd45d331ed1a54d9c5
Related: OS#5316
1 file changed