Change frequency to every four hours, Mon-Fri.

Author: sarahchen6

.github/workflows/test.yml

@@ -10,7 +10,7 @@ name: Unit Tests
     branches:
     - master
   schedule:
-  - cron: 0 * * * *
+  - cron: 0 */4 * * 1-5
 concurrency:
   group: "${{ github.workflow }}-${{ github.ref }}"
   cancel-in-progress: "${{ github.ref != 'refs/heads/master' }}"

tasks/github.rake

@@ -251,7 +251,7 @@ namespace :github do
             ]
           },
           'schedule' => [
-            { 'cron' => '0 * * * *' }
+            { 'cron' => '0 */4 * * 1-5' }
           ]
         },
         'concurrency' => {