chore: update sidebar highlights for docs

Author: github-actions[bot]

developer-guide/04-Automations/02-writing-automations-1.md

@@ -2,6 +2,7 @@
 title: Writing a new automation
 slug: /writing-automations-1
 hide_table_of_contents: true
+sidebar_class_name: sidebar-item--updated
 ---
 
 An automation is a hands-off way to adjust the environment for the microbes. We currently support three types of automations: dosing, LED, and temperature.