test: cmd: Add a basic test for 'addrmap' command

This adds a basic test for the newly introduced 'addrmap' command.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
[Rebase]
Signed-off-by: Priyanka Jain <priyanka.jain@nxp.com>
diff --git a/include/test/suites.h b/include/test/suites.h
index 52e8fc8..f5d8e13 100644
--- a/include/test/suites.h
+++ b/include/test/suites.h
@@ -26,6 +26,8 @@
 		    struct unit_test *tests, int n_ents,
 		    int argc, char *const argv[]);
 
+int do_ut_addrmap(struct cmd_tbl *cmdtp, int flag, int argc,
+		  char *const argv[]);
 int do_ut_bootm(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[]);
 int do_ut_bloblist(struct cmd_tbl *cmdtp, int flag, int argc,
 		   char *const argv[]);