highlight upgrade notes

Signed-off-by: R.I.Pienaar <[email protected]>

adr/ADR-42.md

@@ -59,8 +59,11 @@ data.
 
 This is only supported on Pull Consumers, configuring this on a Push consumer must raise an error.
 
-[!NOTE]
-Some aspects of configuration is updatable, called out in the respective sections, but we cannot support updating a consumer from one with groups to one without and vice versa due to the internal state tracking that is required and the fact that generally clients need adjustment to use these features. We have identified some mitigation approaches to ease migration but will wait for user feedback. We also cannot switch between different policies.
+> [!NOTE]
+> Some aspects of configuration is updatable, called out in the respective sections, but we cannot support updating a 
+> consumer from one with groups to one without and vice versa due to the internal state tracking that is required and 
+> the fact that generally clients need adjustment to use these features. We have identified some mitigation approaches 
+> to ease migration but will wait for user feedback. We also cannot switch between different policies.
 
 ## Priority Policies