Setting timezone

[MilesTEG1]

@Eirikr70

environment:
      - WEBSOCKET_ENABLED=true
      - SIGNUPS_ALLOWED=false
      - DOMAIN=xxx
      - SMTP_HOST=xxx
      - SMTP_FROM=xxx
      - SMTP_PORT=xxx
      - SMTP_SSL=true
      - SMTP_USERNAME=xxx
      - SMTP_PASSWORD=xxx
      - ADMIN_TOKEN=xxx
      - LOG_FILE=/data/vaultwarden.log
      - PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
      - TIME_ZONE="Europe/Paris"

And the time zone variable should be :

environment:
      - TZ="Europe/Paris"