reporting_issues.adoc in j1-template-2024.0.0

- old
+ new

@@ -76,10 +76,13 @@
 The source pages for the J1 Template Starter are maintained in a _GitHub_
 repository. _GitHub_ provides both an issue tracker and a history of changes.
 To report problems with the content and display, simply open a new issue and
 describe the problem and what page(s) it occurs on.
 
-IMPORTANT: A link:{url-github--join}[free account, {browser-window--new}]
+[IMPORTANT]
+====
+A link:{url-github--join}[free account, {browser-window--new}]
 at GitHub_ is required in order to open new issues.
+====
 
 To report issues, please go on _Github_ for the repo
 link:{url-j1--reporting-issues}[J1 Starter Theme, {browser-window--new}].