Clarify docker command for macOS

I had issues when running the command on my m2 macbook air. [It turns
out][1] that apparently docker desktop on macOS doesn't really support
the host option.

Additionally, it looks like I had to explicitly pass the port mapping
options for the ports to be actually mapped.

There might be a better and more efficient solution, but this is what I
came up with and it finally worked.

[1]:docker/for-mac#1031

docs/quick-start/README.md

@@ -22,8 +22,12 @@ Dragonfly DB will answer to both `http` and `redis` requests out of the box!
 
 You can use `redis-cli` to connect to `localhost:6379` or open a browser and visit `http://localhost:6379`
 
-**NOTE**: On some configurations, running with the `docker run --privileged ...` flag can fix some
-initialization errors.
+**NOTES**:
+
+- On some configurations, running with the `docker run --privileged ...` flag can fix some
+  initialization errors.
+- The `network=host` option doesn't work well on macOS. You can remove it and replace it with `-p 6379:6379` for
+  ports to be successfully mapped between the host and the container.
 
 ## Step 2