unchanged readme.md

Author: M-Abdoon

implement-shell-tools/ls/README.md

@@ -6,9 +6,9 @@ Your task is to implement your own version of `ls`.
 
 It must act the same as `ls` would, if run from the directory containing this README.md file, for the following command lines:
 
-* `ls -1`
-* `ls -1 sample-files`
-* `ls -1 -a sample-files`
+- `ls -1`
+- `ls -1 sample-files`
+- `ls -1 -a sample-files`
 
 Matching any additional behaviours or flags are optional stretch goals.