Fixed various callbox bugs

gsm and wcdma does not need VNID
srvcc and csfb needs VNID
csfb was not toggling volte off

Test: Yes, on callbox
Bug: None
Change-Id: Ibb16f0ef638ad0f1414c7d7be7511ed0968483f6
diff --git a/acts/tests/google/tel/lab/TelLabEtwsTest.py b/acts/tests/google/tel/lab/TelLabEtwsTest.py
index 30c05b7..5c3336a 100644
--- a/acts/tests/google/tel/lab/TelLabEtwsTest.py
+++ b/acts/tests/google/tel/lab/TelLabEtwsTest.py
@@ -98,8 +98,9 @@
             [self.bts1] = set_simulation_func(self.anritsu, self.user_params,
                                               self.ad.sim_card)
             set_usim_parameters(self.anritsu, self.ad.sim_card)
-            set_post_sim_params(self.anritsu, self.user_params,
-                                self.ad.sim_card)
+            if rat == RAT_LTE:
+                set_post_sim_params(self.anritsu, self.user_params,
+                                    self.ad.sim_card)
             self.anritsu.start_simulation()
 
             if rat == RAT_LTE: