remove skeleton of now defunct function in qdp

qdp_project/src/Benchmark.cpp

@@ -120,11 +120,6 @@ void scan_a(size_t gid, size_t tid) {
     BARRIERS_[gid]->arrive_and_drop();
 }
 
-template <size_t size>
-__m512i AggrFn(uint64_t* chunk_ptr, uint16_t* mask_ptr_a, const uint32_t tid, const uint32_t gid, __m512i aggregator, uint64_t* load_time) {
-
-}
-
 void aggr_j(size_t gid, size_t tid) {
     constexpr size_t SUBCHUNK_SIZE_B = CHUNK_SIZE_B / TC_AGGRJ;
     constexpr size_t LAST_CHUNK_SIZE_B = SUBCHUNK_SIZE_B + (CHUNK_SIZE_B % (TC_AGGRJ * GROUP_COUNT));