anv/query: Write both dwords in emit_zero_queries

Each query slot is a uint64_t and we were only zeroing half of it.

Fixes: 7ec6e4e689 "anv/query: implement multiview interactions"
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>

src/intel/vulkan/genX_query.c

@@ -347,6 +347,11 @@ emit_zero_queries(struct anv_cmd_buffer *cmd_buffer,
             sdi.Address.offset = slot_offset + j * sizeof(uint64_t);
             sdi.ImmediateData = 0ull;
          }
+         anv_batch_emit(&cmd_buffer->batch, GENX(MI_STORE_DATA_IMM), sdi) {
+            sdi.Address.bo = &pool->bo;
+            sdi.Address.offset = slot_offset + j * sizeof(uint64_t) + 4;
+            sdi.ImmediateData = 0ull;
+         }
       }
       emit_query_availability(cmd_buffer, &pool->bo, slot_offset);
    }