Update Paperless-NGX chart version and app version

Updated the version to 0.27.3 and appVersion to 2.20.3 in the
Chart.yaml for the Paperless-NGX Helm chart. These updates reflect
the latest changes in the deployment and software releases,
ensuring compatibility with recent features and bug fixes. No
breaking changes are expected in this update, but it is advisable
to review the release notes for the changes associated with
appVersion 2.20.3.

charts/paperless-ngx/Chart.yaml

@@ -4,9 +4,8 @@ description: "A community-supported supercharged version of paperless: scan, ind
 home: https://charts.gabe565.com/charts/paperless-ngx/
 icon: https://raw.githubusercontent.com/paperless-ngx/paperless-ngx/b948750/src-ui/src/assets/logo-notext.svg
 type: application
-version: 0.27.2
-# renovate datasource=docker depName=ghcr.io/paperless-ngx/paperless-ngx
-appVersion: 2.20.2
+version: 0.27.3
+appVersion: 2.20.3
 kubeVersion: ">=1.28.0-0"
 keywords:
   - documents