chore: bump Atlantis chart appVersion to v0.45.0 (#564)

Signed-off-by: Rui Chen <rui@chenrui.dev>

Author: chenrui333

charts/atlantis/Chart.yaml

@@ -1,9 +1,9 @@
 apiVersion: v1
 # renovate: datasource=docker depName=ghcr.io/runatlantis/atlantis
-appVersion: v0.44.1
+appVersion: v0.45.0
 description: A Helm chart for Atlantis https://www.runatlantis.io
 name: atlantis
-version: 6.7.1
+version: 6.8.0
 keywords:
   - terraform
 home: https://www.runatlantis.io