Update docker compose for sqlalchemy (#330)

* Update docker compose for sqlalchemy 

Unless I'm missing something, these variables are only needed for pgstac?

* Remove gdal env variables from sqlalchemy compose

Co-authored-by: Nathan Zimmerman <[email protected]>

Author: jonhealy1

docker-compose.yml

@@ -19,11 +19,6 @@ services:
       - POSTGRES_HOST_WRITER=database
       - POSTGRES_PORT=5432
       - WEB_CONCURRENCY=10
-      - VSI_CACHE=TRUE
-      - GDAL_HTTP_MERGE_CONSECUTIVE_RANGES=YES
-      - GDAL_DISABLE_READDIR_ON_OPEN=EMPTY_DIR
-      - DB_MIN_CONN_SIZE=1
-      - DB_MAX_CONN_SIZE=1
     ports:
       - "8081:8081"
     volumes: