Fix issues reported by ansible-lint

_ansible/roles/minecraft-2/vars/main.yml

@@ -1,3 +1,4 @@
+---
 svc:
   name: minecraft-2
 
@@ -21,7 +22,7 @@ svc_env:
   FUNCTION_PERMISSION_LEVEL: 2
   GENERATE_STRUCTURES: true
   HARDCORDE: false
-  ICON: 
+  ICON:
   LEVEL_TYPE: DEFAULT
   MAX_BUILD_HEIGHT: 512
   MAX_MEMORY: 4G
@@ -29,7 +30,7 @@ svc_env:
   MAX_PLAYERS: 64
   MAX_WORLD_SIZE: 30000000
   MODE: survival
-  MOTD: 
+  MOTD:
   NETWORK_COMPRESSION_THRESHOLD: 256
   PVP: true
   SERVER_NAME: minecraft.serguzim.me
@@ -63,6 +64,6 @@ compose:
     services:
       app:
         ports:
-          - "25565:25565"
+          - 25565:25565
     volumes:
       data: