Remove GA4 callout tracking docs

data/analytics/events.yml

@@ -311,32 +311,6 @@
         - name: method
         - name: link_domain
 
-- name: callout
-  events:
-    - name: call out box link click
-      description: Link tracking for warning text, and content banner components.
-      examples:
-        - text: Banner example
-          link: https://www.gov.uk/government/consultations/police-dogs-and-mounted-police-authorised-professional-practice
-      tracker: link_tracker
-      implemented: true
-      priority: low
-      component: notice
-      data:
-      - name: event
-        value: event_data
-      - name: event_data
-        value:
-          - name: event_name
-            value: navigation
-          - name: type
-            value: callout
-          - name: url
-          - name: text
-          - name: external
-          - name: method
-          - name: link_domain
-
 - name: contact
   events:
     - name: form response
@@ -673,6 +647,7 @@
           value: Get emails from GOV.UK
         - name: type
           value: email subscription
+
 - name: filter
   description: Interactions that can be conducted after filtering the content using CSS instead of HTTP or API requests.
   events:
@@ -727,6 +702,7 @@
         - name: method
         - name: text
         - name: url
+
 - name: feedback
   description: Tracking the 'is this page useful?' component at the bottom of every GOV.UK page.
   events: