Update autopep8 requirement from ~=1.4 to ~=1.5 (appium#490)

dependabot-preview[bot] · ki4070ma · commit 53dc75f63395 · 2020-01-26T20:43:47.000+09:00
Updates the requirements on [autopep8](https://github.com/hhatto/autopep8) to permit the latest version. - [Release notes](https://github.com/hhatto/autopep8/releases) - [Commits](hhatto/autopep8@v1.4...v1.5) Signed-off-by: dependabot-preview[bot] <support@dependabot.com>
diff --git a/Pipfile b/Pipfile
@@ -9,7 +9,7 @@ pre-commit = "~=1.13"
 [packages]
 selenium = "~=3.141"
 
-autopep8 = "~=1.4"
+autopep8 = "~=1.5"
 
 pytest = "~=4.0"
 pytest-cov = "~=2.8"
