Bumped version to 0.8.99

Author: zommiommy

bindings/python/pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name="ensmallen"
-version="0.8.98"
+version="0.8.99"
 repository= "https://github.com/AnacletoLAB/ensmallen"
 readme = "../../../README.rst"
 description = "🍇 Ensmallen is the Rust/Python high-performance graph processing submodule of the GRAPE library."