Update redis_url info in readme to break up long lines

Author: sxalexander

README.md

@@ -101,7 +101,8 @@ REDIS_HOST="your.redis.host.example.com"
 REDIS_PORT=6379
 REDIS_PASSWORD="YourRedisP@ssword!"
 
-# OR, if your host provides a [Connection URL](https://redis-py.readthedocs.io/en/stable/#quickly-connecting-to-redis)
+# OR, if your host provides a Connection URL 
+# (see: https://redis-py.readthedocs.io/en/stable/#quickly-connecting-to-redis)
 REDIS_URL="redis://YourUsername:YourRedisP@ssword!@your.redis.host.example.com:6379"
 
 # deta