Switch redis to use public image

redis/Dockerfile

@@ -1,3 +0,0 @@
-FROM redis
-COPY redis.conf /usr/local/etc/redis/redis.conf
-CMD redis-server /usr/local/etc/redis/redis.conf

redis/docker-compose.yml

@@ -1,7 +1,7 @@
 version: "2"
 services:
   redis:
-    build: .
+    image: jimeh/redis-for-development
     container_name: redis
     restart: always
     network_mode: bridge