Update email to include issue link

app/views/notify/new_issue_email.html.haml

 %p.details
-  #{link_to @issue.author_name, user_url(@issue.author)} created an issue:
+  #{link_to @issue.author_name, user_url(@issue.author)} created an issue #{link_to @issue.to_reference(full: false), issue_url(@issue)}:
 
 - if @issue.assignees.any?
   %p

changelogs/unreleased/cablett-email-link.yml

+---
+title: Add new issue link to email notification header
+merge_request: 32833
+author:
+type: changed

spec/mailers/notify_spec.rb

@@ -104,7 +104,11 @@ describe Notify do
 
         it 'contains a link to issue author' do
           is_expected.to have_body_text(issue.author_name)
-          is_expected.to have_body_text 'created an issue:'
+          is_expected.to have_body_text 'created an issue'
+        end
+
+        it 'contains a link to the issue' do
+          is_expected.to have_body_text(issue.to_reference(full: false))
         end
       end