Geo: Remove feature flag geo_terraform_state_version_verification

Changelog: changed
EE: true

ee/app/replicators/geo/terraform_state_version_replicator.rb

@@ -15,7 +15,7 @@ module Geo
 
     override :verification_feature_flag_enabled?
     def self.verification_feature_flag_enabled?
-      Feature.enabled?(:geo_terraform_state_version_verification, default_enabled: :yaml)
+      true
     end
   end
 end

ee/config/feature_flags/development/geo_terraform_state_version_verification.yml

----
-name: geo_terraform_state_version_verification
-introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/58800
-rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/329963
-milestone: '13.12'
-type: development
-group: group::geo
-default_enabled: true