Revert "Fix ee extension relying BaseCommand being a class."

This reverts commit 9981781b.

ee/lib/gitlab/kubernetes/helm/get_command.rb

@@ -3,15 +3,7 @@ require_dependency 'gitlab/kubernetes/helm.rb'
 module Gitlab
   module Kubernetes
     module Helm
-      class GetCommand
-        include BaseCommand
-
-        attr_reader :name
-
-        def initialize(name)
-          @name = name
-        end
-
+      class GetCommand < BaseCommand
         def config_map?
           true
         end

ee/lib/gitlab/kubernetes/helm/upgrade_command.rb

@@ -3,13 +3,11 @@ require_dependency 'gitlab/kubernetes/helm.rb'
 module Gitlab
   module Kubernetes
     module Helm
-      class UpgradeCommand
-        include BaseCommand
-
-        attr_reader :name, :chart, :version, :repository, :values
+      class UpgradeCommand < BaseCommand
+        attr_reader :chart, :version, :repository, :values
 
         def initialize(name, chart:, values:, version: nil, repository: nil)
-          @name = name
+          super(name)
           @chart = chart
           @version = version
           @values = values