Remove health-check for Postgres (it's now in docker-compose.yml)

entrypoint.sh

@@ -1,16 +1,5 @@
 #!/bin/sh
 
-echo "Waiting for postgres..."
-
-POSTGRES_PORT=${POSTGRES_PORT:-5432}
-POSTGRES_HOST=${POSTGRES_HOST:-localhost}
-
-while ! nc -z "$POSTGRES_HOST" "$POSTGRES_PORT"; do
-  sleep 0.1
-done
-
-echo "PostgreSQL started"
-
 # Only migrate, collectstatic and compilemessages if we are NOT in development
 if [ -z "$DEBUG" ]; then
   python src/manage.py migrate;