improve release notes message (#1589)

## Summary


- Routine Change

### Details

Brings release notes in line with other repos

## Reviews Required

**Check who should review this. Remove this line once this has been
done**

- [x] Dev
- [ ] Test
- [ ] Tech Author
- [ ] Product Owner

## Review Checklist

:information_source: This section is to be filled in by the
**reviewer**.

- [ ] I have reviewed the changes in this PR and they fill all or part
of the acceptance criteria of the ticket, and the code is in a mergeable
state.
- [ ] If there were infrastructure, operational, or build changes, I
have made sure there is sufficient evidence that the changes will work.
- [ ] I have ensured the jira ticket has been updated with the github
pull request link

.github/workflows/continuous-integration.yml

@@ -53,3 +53,11 @@ jobs:
         with:
           tag_name: ${{ env.SPEC_VERSION }}
           release_name: ${{ env.SPEC_VERSION }}
+          body: |
+            ## Commit message
+            ${{ github.event.head_commit.message }}
+            ## Info
+            [See code diff](${{ github.event.compare }})
+            [Release workflow run](${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }})
+
+            It was initialized by [${{ github.event.sender.login }}](${{ github.event.sender.html_url }})