Revert "Python: Fix "implicit namespace packages" migration"

This reverts commit f717e7f.

CHANGES.txt

@@ -5,10 +5,8 @@ Changes for crash
 Unreleased
 ==========
 - Python: Migrated to use "implicit namespace packages" instead of "declared
-  namespaces" for the ``crate`` namespace package, see `PEP 420`_
-  and `Package Discovery and Namespace Package » Finding namespace packages`_.
+  namespaces" for the ``crate`` namespace package, see `PEP 420`_.
 
-.. _Package Discovery and Namespace Package » Finding namespace packages: https://setuptools.pypa.io/en/latest/userguide/package_discovery.html#namespace-packages
 .. _PEP 420: https://peps.python.org/pep-0420/
 
 2024/04/24 0.31.5

setup.py

@@ -23,7 +23,7 @@
 import os
 import re
 
-from setuptools import find_namespace_packages, setup
+from setuptools import setup
 
 requirements = [
     'colorama<1',
@@ -67,7 +67,7 @@ def read(path):
     platforms=['any'],
     license='Apache License 2.0',
     keywords='cratedb db data client shell',
-    packages=find_namespace_packages("src"),
+    packages=['crate.crash'],
     package_dir={"": "src"},
     entry_points={
         'console_scripts': [