Bump black from 21.11b1 to 21.12b0 (#2879)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Oxan van Leeuwen <oxan@oxanvanleeuwen.nl>

esphome/wizard.py

@@ -160,7 +160,6 @@ if get_bool_env(ENV_QUICKWIZARD):
     def sleep(time):
         pass
 
-
 else:
     from time import sleep
 

requirements_test.txt

@@ -1,6 +1,6 @@
 pylint==2.12.2
 flake8==4.0.1
-black==21.11b1
+black==21.12b0
 pre-commit
 
 # Unit tests