feat: Upgrade the Compose file format version to Compose specification

docker-compose.sync.yml

@@ -1,5 +1,3 @@
-version: '3.5'
-
 services:
 
 volumes:

docker-compose.yml

@@ -1,5 +1,3 @@
-version: '3.5'
-
 networks:
   frontend:
     driver: ${NETWORKS_DRIVER}