fix(py-ipympl): copy package from upstream

packages/py-ipympl/package.py

+# Copyright 2013-2023 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+from spack.package import *
+
+
+class PyIpympl(PythonPackage):
+    """Matplotlib Jupyter Extension."""
+
+    homepage = "https://github.com/matplotlib/ipympl"
+    pypi = "ipympl/ipympl-0.8.8.tar.gz"
+    maintainers("haralmha")
+
+    version("0.8.8", sha256="5bf5d780b07fafe7924922ac6b2f3abd22721f341e5e196b3b82737dfbd0e1c9")
+
+    depends_on("py-setuptools@40.8:", type="build")
+    depends_on("py-ipython@:8", type=("build", "run"))
+    depends_on("py-numpy", type=("build", "run"))
+    depends_on("py-ipython-genutils", type=("build", "run"))
+    depends_on("pil", type=("build", "run"))
+    depends_on("py-traitlets@:5", type=("build", "run"))
+    depends_on("py-ipywidgets@7.6:7", type=("build", "run"))
+    depends_on("py-matplotlib@2:3", type=("build", "run"))
+    depends_on("py-jupyter-packaging@0.7", type="build")
+    depends_on("py-jupyterlab@3", type="build")
+    depends_on("yarn", type="build")
+