chore(deps): update git.cryptic.systems/volker.raschek/drone-email docker tag to v0.2.0

.drone.yml

@@ -53,7 +53,7 @@ steps:
       from_secret: smtp_username
     SMTP_PASSWORD:
       from_secret: smtp_password
-  image: git.cryptic.systems/volker.raschek/drone-email:0.1.5
+  image: git.cryptic.systems/volker.raschek/drone-email:0.2.0
   resources:
     limits:
       cpu: 150

Chart.yaml

@@ -3,7 +3,7 @@ name: roundcube
 description: Helm chart for roundcube
 type: application
 version: "0.2.1"
-appVersion: "1.6.10-apache"
+appVersion: "1.5.3-apache"
 icon: https://upload.wikimedia.org/wikipedia/commons/e/e3/Roundcube_logo_icon.svg
 
 keywords: