Move setDeployBoard function to core

https://gitlab.com/gitlab-org/gitlab/-/merge_requests/47147

app/assets/javascripts/environments/stores/environments_store.js

-import { setDeployBoard } from 'ee_else_ce/environments/stores/helpers';
+import { setDeployBoard } from './helpers';
 import { parseIntPagination, normalizeHeaders } from '~/lib/utils/common_utils';
 
 /**

app/assets/javascripts/environments/stores/helpers.js

 /**
- * Deploy boards are EE only.
- *
  * @param {Object} environment
  * @returns {Object}
  */
-export const setDeployBoard = (oldEnvironmentState, environment) => environment;
+export const setDeployBoard = (oldEnvironmentState, environment) => {
+  let parsedEnvironment = environment;
+  if (environment.size === 1 && environment.rollout_status) {
+    parsedEnvironment = {
+      ...environment,
+      hasDeployBoard: true,
+      isDeployBoardVisible:
+        oldEnvironmentState.isDeployBoardVisible === false
+          ? oldEnvironmentState.isDeployBoardVisible
+          : true,
+      deployBoardData:
+        environment.rollout_status.status === 'found' ? environment.rollout_status : {},
+      isLoadingDeployBoard: environment.rollout_status.status === 'loading',
+      isEmptyDeployBoard: environment.rollout_status.status === 'not_found',
+    };
+  }
+  return parsedEnvironment;
+};

ee/app/assets/javascripts/environments/stores/helpers.js

-/**
- * Deploy boards are EE only.
- *
- * @param {Object} environment
- * @returns {Object}
- */
-export const setDeployBoard = (oldEnvironmentState, environment) => {
-  let parsedEnvironment = environment;
-  if (environment.size === 1 && environment.rollout_status) {
-    parsedEnvironment = {
-      ...environment,
-      hasDeployBoard: true,
-      isDeployBoardVisible:
-        oldEnvironmentState.isDeployBoardVisible === false
-          ? oldEnvironmentState.isDeployBoardVisible
-          : true,
-      deployBoardData:
-        environment.rollout_status.status === 'found' ? environment.rollout_status : {},
-      isLoadingDeployBoard: environment.rollout_status.status === 'loading',
-      isEmptyDeployBoard: environment.rollout_status.status === 'not_found',
-    };
-  }
-  return parsedEnvironment;
-};