chore(helm): bump chart version to 3.9.0

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

Author: sebastianiv21

deploy/helm/Chart.yaml

@@ -11,7 +11,7 @@ sources:
   - https://github.com/appsmithorg/appsmith
 home: https://www.appsmith.com/
 icon: https://assets.appsmith.com/appsmith-icon.png
-version: 3.8.2
+version: 3.9.0
 dependencies:
   - condition: redis.enabled
     name: redis