Update deps of testproject

Remove .python-version file

Author: stephane

src/testproj/.python-version

@@ -5,9 +5,9 @@ description = "Test project of webstack-django-sorting"
 authors = [
     { name = "Stéphane Raimbault", email = "stephane.raimbault@webstack.fr" },
 ]
-dependencies = ["django>=6.0", "jinja2>=3.1.6", "webstack-django-sorting"]
+dependencies = ["django>=6.0.2", "jinja2>=3.1.6", "webstack-django-sorting"]
 readme = "README.md"
-requires-python = ">= 3.12"
+requires-python = ">= 3.14"
 
 [tool.uv]
 package = false