MSC: fix SM-RP-OA (SMSC Address) expectations for MT SMS

Since [1] we started to match the SMSC Address in f_mt_sms_expect().
That change caused test case failures because OsmoMSC hard-codes
a different SMSC Address. Let's fix this.

[1] Ib467eeca6439bc6cce72293fbb5bb48f6d233db9

Change-Id: I3bdb6a74c8b02e4bf8dc88634e2380c924242b4b
1 file changed