Properly disable the get team link functionality when user creation is disabled

web/static/i18n/en.json

@@ -526,6 +526,7 @@
   "get_link.close": "Close",
   "get_team_invite_link_modal.title": "Team Invite Link",
   "get_team_invite_link_modal.help": "Send teammates the link below for them to sign-up to this team site.",
+  "get_team_invite_link_modal.helpDisabled": "User creation has been disabled for your team. Please ask your team administrator for details.",
   "invite_member.emailError": "Please enter a valid email address",
   "invite_member.firstname": "First name",
   "invite_member.lastname": "Last name",