Update Helm release redis to v28

Author: renovate[bot]

charts/smartbirds-server/Chart.yaml

@@ -15,7 +15,7 @@ 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: 0.1.27
+version: 0.1.28
 
 # 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
@@ -28,7 +28,7 @@ dependencies:
     version: "10.16.2"
     repository: 'https://charts.bitnami.com/bitnami'
   - name: redis
-    version: "16.13.2"
+    version: "28.0.15"
     repository: 'https://charts.bitnami.com/bitnami'
 
 maintainers: