fix keycloak version to use 19.0 since it's the most compatibale major version with clowder2 right now (#186)

Author: longshuicy

docker-compose.dev.yml

@@ -73,7 +73,7 @@ services:
         POSTGRES_PASSWORD: password
 
   keycloak:
-      image: quay.io/keycloak/keycloak:latest
+      image: quay.io/keycloak/keycloak:19.0
       volumes:
         - ./scripts/keycloak/clowder-realm-dev.json:/opt/keycloak/data/import/realm.json:ro
         - ./scripts/keycloak/clowder-theme/:/opt/keycloak/themes/clowder-theme/:ro

docker-compose.yml

@@ -140,7 +140,7 @@ services:
         POSTGRES_PASSWORD: password
 
   keycloak:
-      image: quay.io/keycloak/keycloak:19.0.2
+      image: quay.io/keycloak/keycloak:19.0
       networks:
         - clowder2
       volumes: