logging test: cosmetic: print target and don't print color

Prepares for upcoming modifications of the logging test to show and fix bugs in
the logging system.

Change-Id: I9461b987adf85d87469a6af55de5f1aa478f6ebb
diff --git a/tests/logging/logging_test.c b/tests/logging/logging_test.c
index 3d1b7d8..91b0aaf 100644
--- a/tests/logging/logging_test.c
+++ b/tests/logging/logging_test.c
@@ -75,6 +75,8 @@
 	log_add_target(stderr_target);
 	log_set_all_filter(stderr_target, 1);
 	log_set_print_filename(stderr_target, 0);
+	log_set_print_category(stderr_target, 1);
+	log_set_use_color(stderr_target, 0);
 
 	log_parse_category_mask(stderr_target, "DRLL:DCC");
 	log_parse_category_mask(stderr_target, "DRLL");