Features: 1) Update stock_updater service to use Dockerfile.stock_updater.

Fixes: n/a;

Extra: 1) Remove outdated healthcheck from `stock_updater` service.

docker-compose.yml

@@ -153,7 +153,7 @@ services:
     container_name: stock_updater
     build:
       context: .
-      dockerfile: ./Dockerfiles/Dockerfile.worker
+      dockerfile: ./Dockerfiles/Dockerfile.stock_updater
     restart: always
     volumes:
       - .:/app
@@ -167,12 +167,6 @@ services:
       elasticsearch:
         condition: service_healthy
     logging: *default-logging
-    healthcheck:
-      test: [ "CMD-SHELL", "celery -A evibes status | grep -q 'OK'" ]
-      interval: 30s
-      timeout: 10s
-      retries: 5
-      start_period: 15s
 
   beat:
     container_name: beat