fix: move tool.maturin into the block with its contents

Author: 56kyle

{{cookiecutter.project_name}}/pyproject.toml

@@ -62,15 +62,7 @@ Repository = "https://github.com/{{ cookiecutter.github_user | lower | replace('
 requires = [{% if cookiecutter.add_rust_extension == 'y' -%} "maturin>=1.3.0,<2.0" {% else -%} "setuptools>=61.0" {% endif -%}]
 build-backend = {% if cookiecutter.add_rust_extension == 'y' -%} "maturin" {% else -%} "setuptools.build_meta" {% endif -%}
 
-
-[tool.uv]
-# See https://docs.astral.sh/uv/reference/configuration/
-
-[tool.setuptools]
-# See https://setuptools.pypa.io/en/latest/userguide/pyproject_config.html
-
-[tool.maturin]
-# See https://www.maturin.rs/pyo3_builtins.html
 {% if cookiecutter.add_rust_extension == 'y' -%}
+[tool.maturin]
 rust-src = "rust"
 {% endif -%}