Added step to set up timezone

Author: cgrabenstein

.github/workflows/tests.yml

@@ -23,6 +23,9 @@ jobs:
             binlog_rows_query_log_events=ON
           root-password: root
 
+      - name: set up timezones
+        run: mysql_tzinfo_to_sql /usr/share/zoneinfo | mysql -u root mysql -proot
+
       - name: Setup PHP, with composer and extensions
         uses: shivammathur/setup-php@v2
         with: