Fix Coverity Scan CID 21842 (Using uninitialized value data_req. Field...

Fix Coverity Scan CID 21842 (Using uninitialized value data_req. Field data_req.ue_id_type_indicator is uninitialized.)

openair2/LAYER2/RLC/TM_v9.3.0/rlc_tm.c

@@ -186,6 +186,7 @@ rlc_tm_mac_data_request (
           PROTOCOL_RLC_TM_CTXT_ARGS(ctxt_pP, rlc_p),
           data_req.data.nb_elements);
   }
+  data_req.ue_id_type_indicator = 0;
 
   return data_req;
 }