Fix typo: dolphine -> dolphin

Author: delirious-lettuce

examples/full-screen/simple-demos/autocompletion.py

@@ -19,7 +19,7 @@
 # The completer.
 animal_completer = WordCompleter([
  'alligator', 'ant', 'ape', 'bat', 'bear', 'beaver', 'bee', 'bison',
- 'butterfly', 'cat', 'chicken', 'crocodile', 'dinosaur', 'dog', 'dolphine',
+ 'butterfly', 'cat', 'chicken', 'crocodile', 'dinosaur', 'dog', 'dolphin',
  'dove', 'duck', 'eagle', 'elephant', 'fish', 'goat', 'gorilla', 'kangaroo',
  'leopard', 'lion', 'mouse', 'rabbit', 'rat', 'snake', 'spider', 'turkey',
  'turtle',