Remove unused docker-compose stack

docker/auth/.gitignore

@@ -1 +0,0 @@
-.env

docker/auth/docker-compose.yaml

@@ -1,20 +0,0 @@
-version: "2"
-
-services:
-  openldap:
-    container_name: openldap
-    image: osixia/openldap:stable
-    environment:
-      - TZ=Europe/Helsinki
-      - LDAP_ORGANIZATION="Korhonen"
-      - LDAP_DOMAIN="korhonen.cc"
-      - LDAP_ADMIN_PASSWORD="${LDAP_ADMIN_PASSWORD}"
-    hostname: ldap.korhonen.cc
-    ports:
-      - 389:389
-      - 636:636
-    restart: unless-stopped
-    volumes:
-      - /docker/auth/openldap/ldap:/var/lib/ldap
-      - /docker/auth/openldap/slapd.d:/etc/ldap/slapd.d
-      - /etc/localtime:/etc/localtime:ro