Bump chart version to 0.31.0 (BorisPolonsky#310)

Author: BorisPolonsky

charts/dify/Chart.yaml

@@ -16,7 +16,7 @@ type: application
 # to the chart and its templates, including the app version.
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
 
-version: 0.31.0-rc1
+version: 0.31.0
 
 # 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