chore(deps): update module github.com/alecthomas/kong to v1

.drone.yml

@@ -123,7 +123,7 @@ steps:
   image: git.cryptic.systems/volker.raschek/git:1.4.0
 
 - name: build
-  image: docker.io/plugins/docker:20.18.6
+  image: docker.io/plugins/docker:20.18.5
   settings:
     auto_tag: false
     dockerfile: Dockerfile
@@ -190,7 +190,7 @@ steps:
   image: git.cryptic.systems/volker.raschek/git:1.4.0
 
 - name: build
-  image: docker.io/plugins/docker:20.18.6
+  image: docker.io/plugins/docker:20.18.5
   settings:
     auto_tag: false
     dockerfile: Dockerfile
@@ -257,7 +257,7 @@ steps:
   image: git.cryptic.systems/volker.raschek/git:1.4.0
 
 - name: build
-  image: docker.io/plugins/docker:20.18.6
+  image: docker.io/plugins/docker:20.18.5
   settings:
     auto_tag: false
     dockerfile: Dockerfile
@@ -322,7 +322,7 @@ steps:
   image: git.cryptic.systems/volker.raschek/git:1.4.0
 
 - name: build
-  image: docker.io/plugins/docker:20.18.6
+  image: docker.io/plugins/docker:20.18.5
   settings:
     auto_tag: false
     dockerfile: Dockerfile
@@ -446,7 +446,7 @@ steps:
   image: git.cryptic.systems/volker.raschek/git:1.4.0
 
 - name: build
-  image: docker.io/plugins/docker:20.18.6
+  image: docker.io/plugins/docker:20.18.5
   settings:
     auto_tag: true
     auto_tag_suffix: amd64
@@ -506,7 +506,7 @@ steps:
   image: git.cryptic.systems/volker.raschek/git:1.4.0
 
 - name: build
-  image: docker.io/plugins/docker:20.18.6
+  image: docker.io/plugins/docker:20.18.5
   settings:
     auto_tag: true
     auto_tag_suffix: arm64-v8