Fix build: mx_handle_get_info -> mx_object_get_info.

runtime/bin/run_vm_tests_fuchsia.cc

Index: runtime/bin/run_vm_tests_fuchsia.cc
diff --git a/runtime/bin/run_vm_tests_fuchsia.cc b/runtime/bin/run_vm_tests_fuchsia.cc
index 35eee464cd07550f0a4319bdfb28d27cdd6fba1e..328323e7e30f5e72dbd7c2016b7f96c652beee7d 100644
--- a/runtime/bin/run_vm_tests_fuchsia.cc
+++ b/runtime/bin/run_vm_tests_fuchsia.cc
@@ -273,7 +273,7 @@ static int run_test(mx_handle_t binary_vmo, const char* test_name,
   RETURN_IF_ERROR(r);
 
   mx_process_info_t proc_info;
-  mx_ssize_t info_size = mx_handle_get_info(
+  mx_ssize_t info_size = mx_object_get_info(
       p, MX_INFO_PROCESS, &proc_info, sizeof(proc_info));
   RETURN_IF_ERROR(info_size);