sm8450-common: gps: Loc QWES check unify

1 Add context call to get location qwes feature status directly.
2 Add data item to dispatch location qwes feature status.
3 EngineHub uses context call to get location qwes feature status.
4 xtwifi uses data item registration to get location qwes feature
status.

Change-Id: I489b7fadf2b06a4517ac4b362b6ff4d204f94080
CRs-Fixed: 3435284

gps/core/data-items/DataItemId.h

@@ -73,6 +73,7 @@ typedef enum e_DataItemId {
     // 26 -
     BATTERY_LEVEL_DATA_ITEM_ID,
     IN_EMERGENCY_CALL_DATA_ITEM_ID,
+    LOC_FEATURE_STATUS_DATA_ITEM_ID,
 
     MAX_DATA_ITEM_ID_1_1,
 } DataItemId;