The examples page is broken because we removed m2r2 but examples.rst …

…still uses mdinclude directive:

We should change this to use MyST parser instead:
examples.rst
Done

Let's just focus on fixing the mdinclude directive in examples.rst to use MyST parser instead:

docs/examples.rst

@@ -1 +1,2 @@
-.. mdinclude:: ../examples/README.md
+.. include:: ../examples/README.md
+   :parser: myst_parser.sphinx_