chore(deps): update git.cryptic.systems/volker.raschek/markdownlint docker tag to v0.45.0

.drone.yml

@@ -26,7 +26,7 @@ steps:
 - name: markdown lint
   commands:
   - markdownlint *.md
-  image: git.cryptic.systems/volker.raschek/markdownlint:0.44.0
+  image: git.cryptic.systems/volker.raschek/markdownlint:0.45.0
   resources:
     limits:
       cpu: 150
@@ -53,7 +53,7 @@ steps:
       from_secret: smtp_username
     SMTP_PASSWORD:
       from_secret: smtp_password
-  image: git.cryptic.systems/volker.raschek/drone-email:0.2.0
+  image: git.cryptic.systems/volker.raschek/drone-email:0.1.5
   resources:
     limits:
       cpu: 150