Relax version requirements for py-uv-build.

Obtained from:

https://github.com/zostera/django-bootstrap3/commit/e02004187be369e33556d8d7e0fe89ede8ff5242

--- pyproject.toml.orig	1970-01-01 00:00:00 UTC
+++ pyproject.toml
@@ -1,6 +1,6 @@ build-backend = "uv_build"
 [build-system]
 build-backend = "uv_build"
-requires = ["uv_build>=0.9.6,<0.10.0"]
+requires = ["uv_build>=0.9.6,<0.11.0"]
 
 [project]
 authors = [