Bump reclass to 6cc775ba29a97368865130b1cd678f7a267b9556

Currently on ci new reclass is used which does not permit to override
dicts, this patch bumps reclass to get latest fixes for this issue

Change-Id: Iba1dd0f320276d40c7549360421a15280d0434de
Related-Prod: https://mirantis.jira.com/browse/PROD-20352
diff --git a/classes/system b/classes/system
index 4ea68a3..6cc775b 160000
--- a/classes/system
+++ b/classes/system
@@ -1 +1 @@
-Subproject commit 4ea68a31a721de6e95d717a49a8f4855d142e436
+Subproject commit 6cc775ba29a97368865130b1cd678f7a267b9556