Fill signalType in GnssClock.referenceSignalTypeForIsb

Test: atest VtsHalGnssTargetTest
Bug: 218923798
Change-Id: I365c12de20684d64431fe4cfd8696e25fa76c0d3
diff --git a/gnss/common/utils/default/Utils.cpp b/gnss/common/utils/default/Utils.cpp
index 23e39b2..bd9f7ab 100644
--- a/gnss/common/utils/default/Utils.cpp
+++ b/gnss/common/utils/default/Utils.cpp
@@ -202,7 +202,8 @@
                        .biasUncertaintyNs = 274.989972114563,
                        .driftNsps = -124.3742360,
                        .driftUncertaintyNsps = 239.6234285828,
-                       .hwClockDiscontinuityCount = 999};
+                       .hwClockDiscontinuityCount = 999,
+                       .referenceSignalTypeForIsb = signalType};
 
     ElapsedRealtime timestamp = {
             .flags = ElapsedRealtime::HAS_TIMESTAMP_NS | ElapsedRealtime::HAS_TIME_UNCERTAINTY_NS,