use ad hoc UE FAPI information for PDSCH DMRS reference point

nfapi/open-nFAPI/nfapi/public_inc/fapi_nr_ue_interface.h

@@ -476,9 +476,7 @@ typedef struct {
   uint16_t start_rb;
   uint16_t number_symbols;
   uint16_t start_symbol;
-  // TODO this is a workaround to make it work
-  // implementation is also a bunch of workarounds
-  uint16_t rb_offset;
+  uint8_t refPoint;
   uint16_t dlDmrsSymbPos;  
   uint8_t dmrsConfigType;
   uint8_t prb_bundling_size_ind;