add module description in pyproject.toml

pyproject.toml

 [project]
 name = "odoo-addon-redner"
+description = "Odoo addon to use redner (producer of reports and emails)"
 dynamic = ["version"]
 readme = "README.rst"
 requires-python = "~=3.11"
@@ -91,7 +92,6 @@
   "E501", # line too long (default 88)
   "I",    # isort
   "UP",   # pyupgrade
-
 ]
 
 [tool.ruff.lint.per-file-ignores]