Update copy of the max_new_accounts_per_registration_ip description to indicate that the setting can be disabled (#14687)

Update copy of the max_new_accounts_per_registration_ip description to indicate that the setting can be disabled (#14687)

diff --git a/config/locales/server.en.yml b/config/locales/server.en.yml
index da3b533..6f060d4 100644
--- a/config/locales/server.en.yml
+++ b/config/locales/server.en.yml
@@ -1950,7 +1950,7 @@ en:
     user_profile_view_duration_hours: "Count a new user profile view once per IP/User every N hours"
 
     levenshtein_distance_spammer_emails: "When matching spammer emails, number of characters difference that will still allow a fuzzy match."
-    max_new_accounts_per_registration_ip: "If there are already (n) trust level 0 accounts from this IP (and none is a staff member or at TL2 or higher), stop accepting new signups from that IP."
+    max_new_accounts_per_registration_ip: "If there are already (n) trust level 0 accounts from this IP (and none is a staff member or at TL2 or higher), stop accepting new signups from that IP. Set to 0 to disable the limit."
     min_ban_entries_for_roll_up: "When clicking the Roll up button, will create a new subnet ban entry if there are at least (N) entries."
 
     max_age_unmatched_emails: "Delete unmatched screened email entries after (N) days."

GitHub sha: 7eea58ca9ed5ee0e37f6202ec7fffa64460c8fd0

This commit appears in #14687 which was approved by jomaxro. It was merged by scossar.