Add links to pyproject.toml (#113)

Author: dgilman

pyproject.toml

@@ -5,6 +5,8 @@ description = "Poetry plugin to export the dependencies to various formats"
 authors = ["Sébastien Eustace <[email protected]>"]
 license = "MIT"
 readme = "README.md"
+homepage = "https://python-poetry.org/"
+repository = "https://github.com/python-poetry/poetry-plugin-export"
 
 packages = [
     { include = "poetry_plugin_export", from = "src" }