Removes icon key from job endpoint

This was added because we thought we'd need
to render the environment status but we
already have this information in the
build status

app/serializers/build_details_entity.rb

 # frozen_string_literal: true
 
 class BuildDetailsEntity < JobEntity
-  include EnvironmentHelper
-  include RequestAwareEntity
-  include CiStatusHelper
-
   expose :coverage, :erased_at, :duration
   expose :tag_list, as: :tags
   expose :has_trace?, as: :has_trace
@@ -15,10 +11,6 @@ class BuildDetailsEntity < JobEntity
   expose :deployment_status, if: -> (*) { build.has_environment? } do
     expose :deployment_status, as: :status
 
-    expose :icon do |build|
-      ci_label_for_status(build.status)
-    end
-
     expose :persisted_environment, as: :environment, with: EnvironmentEntity
   end
 

changelogs/unreleased/50904-remove-icon-env.yml

+---
+title: Remove icon key from job endopoint
+merge_request:
+author:
+type: other

spec/controllers/projects/jobs_controller_spec.rb

@@ -225,7 +225,6 @@ describe Projects::JobsController, :clean_gitlab_redis_shared_state do
           expect(response).to have_gitlab_http_status(:ok)
           expect(json_response).to match_schema('job/job_details')
           expect(json_response['deployment_status']["status"]).to eq 'creating'
-          expect(json_response['deployment_status']["icon"]).to eq 'passed'
           expect(json_response['deployment_status']["environment"]).not_to be_nil
         end
       end

spec/fixtures/api/schemas/job/deployment_status.json

@@ -2,7 +2,6 @@
   "type": "object",
   "required": [
     "status",
-    "icon",
     "environment"
   ],
   "properties": {
@@ -20,7 +19,6 @@
         { "type": "null" }
       ]
     },
-    "icon": { "type": "string" },
     "environment": { "$ref": "../environment.json" }
   },
   "additionalProperties": false