Bump versions for 8.28 release

.gitlab-ci.yml

@@ -8,5 +8,5 @@ check help consistency:
   script: yarn check-links
 
 variables:
-  PROJECT_VERSION_PART: "8.27"
+  PROJECT_VERSION_PART: "8.28"
   OX_COMPONENT: core-user-guide

helm/core-user-guide/Chart.yaml

@@ -15,13 +15,13 @@ type: application
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
-version: 2.27.0
+version: 2.28.0
 
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application. Versions are not expected to
 # follow Semantic Versioning. They should reflect the version the application is using.
 # It is recommended to use it with quotes.
-appVersion: "8.27.0"
+appVersion: "8.28.0"
 dependencies:
   - name: ox-common
     version: ~1.0.38

package.json

 {
   "name": "open-xchange-appsuite-help",
-  "version": "8.27.0",
+  "version": "8.28.0",
   "description": "App Suite UI Help",
   "license": "AGPL-3.0-or-later",
   "scripts": {