Bump pynput from 1.6.5 to 1.6.8

Bumps [pynput](https://github.com/moses-palmer/pynput) from 1.6.5 to 1.6.8.
- [Release notes](https://github.com/moses-palmer/pynput/releases)
- [Changelog](https://github.com/moses-palmer/pynput/blob/master/CHANGES.rst)
- [Commits](https://github.com/moses-palmer/pynput/compare/v1.6.5...v1.6.8)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Pipfile

@@ -24,7 +24,7 @@ packaging = "==20.0"
 psutil = "==5.6.3"
 pyautogui = "==0.9.48"
 pygithub = "==1.43.8"
-pynput = "==1.6.5"
+pynput = "==1.6.8"
 pyperclip = "==1.7.0"
 pytesseract = "==0.3.0"
 pytest = "==5.1.2"