🐋 chore: remove Docker version syntax as its no longer (#4375)

.devcontainer/docker-compose.yml

@@ -1,5 +1,3 @@
-version: "3.8"
-
 services:
   app:
     build:

docker-compose.override.yml.example

@@ -1,5 +1,3 @@
-version: '3.4'
-
 # Please consult our docs for more info: https://www.librechat.ai/docs/configuration/docker_override
 
 # TO USE THIS FILE, FIRST UNCOMMENT THE LINE ('services:')

docker-compose.yml

@@ -1,5 +1,3 @@
-version: "3.4"
-
 # Do not edit this file directly. Use a ‘docker-compose.override.yaml’ file if you can.
 # Refer to `docker-compose.override.yaml.example’ for some sample configurations.