Update Dockerfile

Dockerfile

@@ -15,17 +15,13 @@ RUN apk upgrade --no-cache \
     git \
     docker \
     docker-compose \
-    open-ssl \
     curl
 
 RUN git clone https://github.com/searxng/searxng-docker
 
 WORKDIR /code/searxng-docker
 
-ENV COMPOSE_VERSION=1.29.2
-
-RUN curl -L "https://github.com/docker/compose/releases/download/${COMPOSE_VERSION}/docker-compose-$(uname -s)-$(uname -m)" -o docker-compose \
- && chmod +x docker-compose
+RUN chmod +x docker-compose
 
 
 RUN sed -i "s|ultrasecretkey|$(openssl rand -hex 32)|g" searxng/settings.yml