fix: apply mloiseleur suggestions

Co-authored-by: Michel Loiseleur <97035654+mloiseleur@users.noreply.github.com>

Author: darkweaver87

.github/fixtures/changelog-traefik-crds.md

@@ -1,4 +1,5 @@
-## [crds_v1.1.0](https://github.com/traefik/traefik-helm-chart/compare/crds_v1.0.0...crds_v1.1.0) (2025-01-13)
+# [crds_v1.1.0](https://github.com/traefik/traefik-helm-chart/compare/crds_v1.0.0...crds_v1.1.0) (2025-01-13)
+
 ## :rocket: Features
 
 - feat(CRDs): update CRDs for Traefik Proxy v3.3.x #1303 by @mloiseleur

.github/fixtures/changelog-traefik.md

@@ -1,4 +1,5 @@
-## [v34.2.0](https://github.com/traefik/traefik-helm-chart/compare/v34.1.0...v34.2.0) (2025-01-28)
+# [v34.2.0](https://github.com/traefik/traefik-helm-chart/compare/v34.1.0...v34.2.0) (2025-01-28)
+
 ## :rocket: Features
 
 - feat: :sparkles: add hub tracing capabilities #1322 by @darkweaver87

.github/workflows/changelog.json

@@ -1,5 +1,5 @@
 {
-  "template": "## [#{{TO_TAG}}](#{{RELEASE_DIFF}}) (${DATE})\n#{{CHANGELOG}}${VERSION_SUPPORT}",
+  "template": "# [#{{TO_TAG}}](#{{RELEASE_DIFF}}) (${DATE})\n\n#{{CHANGELOG}}${VERSION_SUPPORT}",
   "categories": [
     {
       "title": "## :boom: BREAKING CHANGES",