[Bug fix] Fixed package discovery (#12)

Author: johmedr

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "spm-python"
-version = "25.01-alpha1.dev2"
+version = "25.01-alpha1.dev3"
 description = "Python bindings for the SPM software."
 readme = "README.md"
 license = {file = "LICENSE"}
@@ -25,8 +25,8 @@ dependencies = [
 [project.urls]
 Repository = "https://github.com/spm/spm-python"
 
-[tool.setuptools.packages.find]
-include = ["spm"]
+[tool.setuptools.packages]
+find = {}
 
 [tool.setuptools.package-data]
 spm = ["_spm/_spm.ctf"]