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

--- pyproject_api-1.8.0/tox.ini.orig
+++ pyproject_api-1.8.0/tox.ini
@@ -1,7 +1,6 @@
 [tox]
 requires =
     tox>=4.2
-    tox-uv>=1.11
 env_list =
     fix
     3.13