Fixes a minor typo in line 35

`dowloads` not reads `downloads`

beginner/chapters/alpine.md

@@ -32,7 +32,7 @@ drwxr-xr-x    5 root     root          4096 Mar  2 16:20 lib
 ```
 What happened? Behind the scenes, a lot of stuff happened. When you call `run`,
 1. The Docker client contacts the Docker daemon
-2. The Docker daemon checks local store if the image (alpine in this case) is available locally, and if not, dowloads it from Docker Store. (Since we have issued `docker pull alpine` before, the download step is not necessary)
+2. The Docker daemon checks local store if the image (alpine in this case) is available locally, and if not, downloads it from Docker Store. (Since we have issued `docker pull alpine` before, the download step is not necessary)
 3. The Docker daemon creates the container and then runs a command in that container.
 4. The Docker daemon streams the output of the command to the Docker client