chore: fix format string for TheMSys size_t member

Author: cpcloud

numba_cuda/numba/cuda/memory_management/memsys.cu

@@ -89,10 +89,10 @@ extern "C" __global__ void NRT_MemSys_print(void)
   if (TheMSys != nullptr)
   {
     printf("TheMSys->stats.enabled %d\n", TheMSys->stats.enabled);
-    printf("TheMSys->stats.alloc %lu\n", TheMSys->stats.alloc.load());
-    printf("TheMSys->stats.free %lu\n", TheMSys->stats.free.load());
-    printf("TheMSys->stats.mi_alloc %lu\n", TheMSys->stats.mi_alloc.load());
-    printf("TheMSys->stats.mi_free %lu\n", TheMSys->stats.mi_free.load());
+    printf("TheMSys->stats.alloc %zu\n", TheMSys->stats.alloc.load());
+    printf("TheMSys->stats.free %zu\n", TheMSys->stats.free.load());
+    printf("TheMSys->stats.mi_alloc %zu\n", TheMSys->stats.mi_alloc.load());
+    printf("TheMSys->stats.mi_free %zu\n", TheMSys->stats.mi_free.load());
   } else {
     printf("TheMsys is null.\n");
   }