Apply new format to snippets and template

snippets/shuffle.md

@@ -5,9 +5,8 @@ tags: list,random,intermediate
 
 Randomizes the order of the values of an list, returning a new list.
 
-Uses the [Fisher-Yates algorithm](https://en.wikipedia.org/wiki/Fisher%E2%80%93Yates_shuffle) to reorder the elements of the list.
-
-[`random.shuffle`](https://docs.python.org/3/library/random.html#random.shuffle) provides similar functionality to this snippet.
+- Uses the [Fisher-Yates algorithm](https://en.wikipedia.org/wiki/Fisher%E2%80%93Yates_shuffle) to reorder the elements of the list.
+- [`random.shuffle`](https://docs.python.org/3/library/random.html#random.shuffle) provides similar functionality to this snippet.
 
 ```py
 from copy import deepcopy