pmix/cray: remove finalize call from comp close

The finalize call in component close method is
no longer being matched by an equivalent init call,
so remove this call in the close method.

opal/mca/pmix/cray/pmix_cray_component.c

@@ -105,10 +105,6 @@ static int pmix_cray_component_query(mca_base_module_t **module, int *priority)
 
 static int pmix_cray_component_close(void)
 {
-    int ret = OPAL_SUCCESS;
-
-    ret = opal_pmix_cray_module.finalize();  
-
-    return ret;
+    return OPAL_SUCCESS;
 }