Fix how packages are installed (#90)

* Do not install in editable model

Should help us debug if packages are not discovered

* Change how packages are discovered

Using `find` so that we can automatically discover subpackages

* Revert change to CI.yml

pyproject.toml

@@ -29,8 +29,8 @@ dependencies = [
     "proxystore==0.4.*"
 ]
 
-[tool.setuptools]
-packages = ['colmena']
+[tool.setuptools.packages.find]
+include = ['colmena*']
 
 [project.urls]
 repository = "https://github.com/exalearn/colmena"