tox: remove distshare setting

bluetech · bluetech · commit 0075c57cb7da · 2025-10-24T12:37:50.000+03:00
As far as I can see this setting no longer exists in tox 4, and probably
not utilized before either, so should be safe to remove.
diff --git a/tox.ini b/tox.ini
@@ -2,7 +2,6 @@
 isolated_build = True
 requires =
     tox >= 4
-distshare = {homedir}/.tox/distshare
 envlist =
     linting
     py310
