Remove metrics from ee usage_data

ee/lib/ee/gitlab/usage_data.rb

@@ -388,7 +388,6 @@ module EE
               end
           end
 
-          results.merge!(count_secure_user_scans)
           results.merge!(count_secure_pipelines(time_period))
           results.merge!(count_secure_scans(time_period))
 
@@ -405,12 +404,6 @@ module EE
 
         private
 
-        # rubocop:disable UsageData/LargeTable
-        def count_secure_user_scans
-          ::Security::Scan.scan_types.to_h { |name, _| ["user_#{name}_scans".to_sym, ::Gitlab::UsageData::DEPRECATED_VALUE] }
-        end
-        # rubocop:enable UsageData/LargeTable
-
         # rubocop:disable CodeReuse/ActiveRecord
         # rubocop: disable UsageData/LargeTable
         def count_secure_scans(time_period)

ee/spec/lib/ee/gitlab/usage_data_spec.rb

@@ -768,18 +768,6 @@ RSpec.describe Gitlab::UsageData do
         end
       end
     end
-
-    it 'deprecates count for users who have run scans' do
-      expect(described_class.usage_activity_by_stage_secure(described_class.monthly_time_range_db_params)).to include(
-        user_api_fuzzing_scans: described_class::DEPRECATED_VALUE,
-        user_container_scanning_scans: described_class::DEPRECATED_VALUE,
-        user_coverage_fuzzing_scans: described_class::DEPRECATED_VALUE,
-        user_dast_scans: described_class::DEPRECATED_VALUE,
-        user_dependency_scanning_scans: described_class::DEPRECATED_VALUE,
-        user_sast_scans: described_class::DEPRECATED_VALUE,
-        user_secret_detection_scans: described_class::DEPRECATED_VALUE
-      )
-    end
   end
 
   describe 'usage_activity_by_stage_verify' do