feat(Core/Commands): add .group invites command to toggle accepting g… (#26370)

Co-authored-by: Skjalf <47818697+Nyeriah@users.noreply.github.com>

data/sql/updates/pending_db_auth/rev_1782631139396176100.sql

@@ -0,0 +1,7 @@
+DELETE FROM `rbac_permissions` WHERE `id` = 940;
+INSERT INTO `rbac_permissions` (`id`, `name`) VALUES
+(940, 'Command: group invites');
+
+DELETE FROM `rbac_linked_permissions` WHERE `linkedId` = 940;
+INSERT INTO `rbac_linked_permissions` (`id`, `linkedId`) VALUES
+(197, 940);