Fix update-older-statuses query

It was wrongly trying to update all statuses

app/models/commit_status.rb

@@ -293,7 +293,8 @@ class CommitStatus < ApplicationRecord
   end
 
   def update_older_statuses_retried!
-    self.class
+    pipeline
+      .statuses
       .latest
       .where(name: name)
       .where.not(id: id)

spec/models/commit_status_spec.rb

@@ -870,4 +870,23 @@ RSpec.describe CommitStatus do
       it { is_expected.to eq(false) }
     end
   end
+
+  describe '#update_older_statuses_retried!' do
+    let!(:build_old) { create_status(name: 'build') }
+    let!(:build_new) { create_status(name: 'build') }
+    let!(:test) { create_status(name: 'test') }
+    let!(:build_from_other_pipeline) do
+      new_pipeline = create(:ci_pipeline, project: project, sha: project.commit.id)
+      create_status(name: 'build', pipeline: new_pipeline)
+    end
+
+    it "updates 'retried' and 'status' columns of the latest status with the same name in the same pipeline" do
+      build_new.update_older_statuses_retried!
+
+      expect(build_new.reload).to have_attributes(retried: false, processed: false)
+      expect(build_old.reload).to have_attributes(retried: true, processed: true)
+      expect(test.reload).to have_attributes(retried: false, processed: false)
+      expect(build_from_other_pipeline.reload).to have_attributes(retried: false, processed: false)
+    end
+  end
 end