chore: Eliminate fun from the contacts page

docs/home/contact/index.md

@@ -8,9 +8,9 @@ Primary contact should **almost always** be via the [UIS Service Desk][mailto-se
 <!-- markdownlint-disable MD013 -->
 | **Action**                | What it achieves                                      | **How to do it**                                                                                   |
 |---------------------------|-------------------------------------------------------|----------------------------------------------------------------------------------------------------|
-| **📢 Log an Incident**    | Report a bug, issue or outage.                        | - Email [servicedesk@uis.cam.ac.uk][mailto-servicedesk]<br>- Specify the affected service & issue. |
-| **🚨 Escalate**           | Increase severity of an existing incident.            | - Send follow-up to email thread created above<br>- Otherwise, email that same address.            |
-| **📨 Notify ServiceDesk** | Advise ServiceDesk of ongoing or planned disruptions. | - Email [servicedeskmanager@uis.cam.ac.uk][mailto-servicedesk-manager]                             |
+| **Log an Incident**    | Report a bug, issue or outage.                        | - Email [servicedesk@uis.cam.ac.uk][mailto-servicedesk]<br>- Specify the affected service & issue. |
+| **Escalate**           | Increase severity of an existing incident.            | - Send follow-up to email thread created above<br>- Otherwise, email that same address.            |
+| **Notify ServiceDesk** | Advise ServiceDesk of ongoing or planned disruptions. | - Email [servicedeskmanager@uis.cam.ac.uk][mailto-servicedesk-manager]                             |
 <!-- markdownlint-enable MD013 -->
 
 ## Per Service Escalation