Use enabled rather than enable to make gitlab.yml consistent

config/gitlab.yml.example

@@ -624,9 +624,9 @@ production: &base
 
   ## GitLab Geo settings (EE-only)
   geo_primary_role:
-    enable: false
+    enabled: false
   geo_secondary_role:
-    enable: false
+    enabled: false
 
   #
   # 5. Extra customization
@@ -712,9 +712,9 @@ test:
         group_base: 'ou=groups,dc=example,dc=com'
         admin_group: ''
   geo_primary_role:
-    enable: true
+    enabled: true
   geo_secondary_role:
-    enable: true
+    enabled: true
 
 staging:
   <<: *base

config/initializers/1_settings.rb

@@ -343,9 +343,9 @@ Settings.pages['external_https']  ||= false unless Settings.pages['external_http
 #
 Settings.gitlab['geo_status_timeout'] ||= 10
 Settings['geo_primary_role'] ||= Settingslogic.new({})
-Settings.geo_primary_role['enable'] = false if Settings.geo_primary_role['enable'].nil?
+Settings.geo_primary_role['enabled'] = false if Settings.geo_primary_role['enabled'].nil?
 Settings['geo_secondary_role'] ||= Settingslogic.new({})
-Settings.geo_secondary_role['enable'] = false if Settings.geo_secondary_role['enable'].nil?
+Settings.geo_secondary_role['enabled'] = false if Settings.geo_secondary_role['enabled'].nil?
 
 #
 # Git LFS

lib/gitlab/geo.rb

@@ -43,11 +43,11 @@ module Gitlab
     end
 
     def self.primary_role_enabled?
-      Gitlab.config.geo_primary_role['enable']
+      Gitlab.config.geo_primary_role['enabled']
     end
 
     def self.secondary_role_enabled?
-      Gitlab.config.geo_secondary_role['enable']
+      Gitlab.config.geo_secondary_role['enabled']
     end
 
     def self.license_allows?