accelerator/ze: adjust parameter names

make the same adjustments for the parameter names for ze
as was done for rocm component, for the sake of consistency.
The cuda componet does not register its parameters in the component
itself, so this would be a bigger change.

Signed-off-by: Edgar Gabriel <Edgar.Gabriel@amd.com>

opal/mca/accelerator/ze/accelerator_ze_component.c

@@ -110,13 +110,18 @@ static int accelerator_ze_close(void)
 
 static int accelerator_ze_component_register(void)
 {
+    int var_id;
+
     /* Set verbosity in the ze related code. */
     opal_accelerator_ze_verbose = 0;
-    (void) mca_base_var_register("ompi", "mpi", "accelerator_ze", "verbose",
-                                 "Set level of ze verbosity", MCA_BASE_VAR_TYPE_INT, NULL,
-                                 0, 0, OPAL_INFO_LVL_9, MCA_BASE_VAR_SCOPE_READONLY,
-                                 &opal_accelerator_ze_verbose);
-
+    var_id = mca_base_component_var_register(&mca_accelerator_ze_component.super.base_version,
+                                             "verbose", "Set level of ze verbosity",
+                                             MCA_BASE_VAR_TYPE_INT, NULL,
+                                             0, 0, OPAL_INFO_LVL_9, MCA_BASE_VAR_SCOPE_READONLY,
+                                             &opal_accelerator_ze_verbose);
+    (void) mca_base_var_register_synonym (var_id, "ompi", "mpi", "accelerator_ze", "verbose",
+                                          MCA_BASE_VAR_SYN_FLAG_DEPRECATED);
+
     return OPAL_SUCCESS;
 }