fix: correct pyproject.toml for project-scaffold-cli

- Fixed package name from auto-readme-cli to project-scaffold-cli
- Fixed dependencies to match project-scaffold-cli requirements
- Fixed linting import sorting issues in test files

project_scaffold_cli/templates/python/{{project_slug}}/test_main.py.j2

@@ -0,0 +1,15 @@
+"""Test module for {{ project_name }}."""
+
+import pytest
+
+from {{ project_slug }} import __version__
+
+
+def test_version():
+    """Test version is a string."""
+    assert isinstance(__version__, str)
+
+
+def test_example():
+    """Example test."""
+    assert True