pass home to tox so git commands work

gilesknap · gilesknap · commit d9e682cd1cdb · 2022-06-21T15:48:46.000+01:00
diff --git a/setup.cfg b/setup.cfg
@@ -113,6 +113,9 @@ skipsdist=true
 skipinstall=true
 
 [testenv:{pre-commit,mypy,pytest,docs}]
+passenv =
+    PYTHONPATH
+    HOME
 setenv =
     QT_QPA_PLATFORM = offscreen
 allowlist_externals = 
