tox-uv is not needed to run tests in our environment.

--- pytest_env-1.2.0/tox.ini.orig
+++ pytest_env-1.2.0/tox.ini
@@ -1,7 +1,6 @@
 [tox]
 requires =
     tox>=4.30.3
-    tox-uv>=1.28
 env_list =
     fix
     3.14