Remove reschedule constant and use a variable

.rubocop.yml

@@ -363,7 +363,6 @@ RSpec/LeakyConstantDeclaration:
     - 'spec/models/concerns/triggerable_hooks_spec.rb'
     - 'spec/models/repository_spec.rb'
     - 'spec/services/clusters/applications/check_installation_progress_service_spec.rb'
-    - 'spec/services/clusters/applications/check_uninstall_progress_service_spec.rb'
     - 'spec/support/shared_examples/quick_actions/issuable/issuable_quick_actions_shared_examples.rb'
 
 RSpec/EmptyLineAfterHook:

changelogs/unreleased/leaky-constant-fix-9.yml

+---
+title: Fix leaky constant issue in uninstall progress service check
+merge_request: 32036
+author: Rajendra Kadam
+type: fixed

spec/services/clusters/applications/check_uninstall_progress_service_spec.rb

@@ -3,7 +3,7 @@
 require 'spec_helper'
 
 describe Clusters::Applications::CheckUninstallProgressService do
-  RESCHEDULE_PHASES = Gitlab::Kubernetes::Pod::PHASES - [Gitlab::Kubernetes::Pod::SUCCEEDED, Gitlab::Kubernetes::Pod::FAILED].freeze
+  reschedule_phases = Gitlab::Kubernetes::Pod::PHASES - [Gitlab::Kubernetes::Pod::SUCCEEDED, Gitlab::Kubernetes::Pod::FAILED].freeze
 
   let(:application) { create(:clusters_applications_prometheus, :uninstalling) }
   let(:service) { described_class.new(application) }
@@ -42,7 +42,7 @@ describe Clusters::Applications::CheckUninstallProgressService do
   end
 
   context 'when application is uninstalling' do
-    RESCHEDULE_PHASES.each { |phase| it_behaves_like 'a not yet terminated installation', phase }
+    reschedule_phases.each { |phase| it_behaves_like 'a not yet terminated installation', phase }
 
     context 'when installation POD succeeded' do
       let(:phase) { Gitlab::Kubernetes::Pod::SUCCEEDED }