Merge pull request #3258 from iBobik/patch-1

Removed /etc/letsencrypt from explicit volumes

docker/Dockerfile

@@ -50,7 +50,7 @@ COPY docker/rootfs /
 RUN rm -rf /etc/s6-overlay/s6-rc.d/user/contents.d/frontend /etc/nginx/conf.d/dev.conf \
 	&& chmod 644 /etc/logrotate.d/nginx-proxy-manager
 
-VOLUME [ "/data", "/etc/letsencrypt" ]
+VOLUME [ "/data" ]
 ENTRYPOINT [ "/init" ]
 
 LABEL org.label-schema.schema-version="1.0" \