Revert "Don't install black on Cygwin"

This reverts #1766. Black 23.12.1 has been released. This has the fix for the issue that kept GitPython's test dependencies from being installed on Cygwin. - psf/black#4107 - https://github.com/psf/black/releases/tag/23.12.1 - https://pypi.org/project/black/23.12.1/
gitpython-developers · Dec 23, 2023 · 7964224 · 7964224
1 parent d986a59
commit 7964224
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/test-requirements.txt b/test-requirements.txt
@@ -1,4 +1,4 @@
-black ; sys_platform != "cygwin"
+black
 coverage[toml]
 ddt >= 1.1.1, != 1.4.3
 mock ; python_version < "3.8"