fix final yamllint

Author: Mafyuh

docker/exporters/docker-compose.yml

@@ -10,7 +10,7 @@ services:
     restart: unless-stopped
     volumes:
       - /:/host:ro,rslave
-  
+
   cadvisor:
     image: gcr.io/cadvisor/cadvisor:v0.51.0
     container_name: cadvisor
@@ -25,4 +25,4 @@ services:
     devices:
       - /dev/kmsg
     privileged: true
-    restart: unless-stopped
+    restart: unless-stopped