Bump cherrypy from 18.8.0 to 18.9.0 (#2266)

* Bump cherrypy from 18.8.0 to 18.9.0

Bumps [cherrypy](https://github.com/cherrypy/cherrypy) from 18.8.0 to 18.9.0.
- [Changelog](https://github.com/cherrypy/cherrypy/blob/main/CHANGES.rst)
- [Commits](https://github.com/cherrypy/cherrypy/compare/v18.8.0...v18.9.0)

---
updated-dependencies:
- dependency-name: cherrypy
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

* Update cherrypy==18.9.0

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: JonnyWong16 <9099342+JonnyWong16@users.noreply.github.com>

[skip ci]

lib/win32com/test/testConversionErrors.py

@@ -0,0 +1,39 @@
+import unittest
+
+import win32com.client
+import win32com.server.util
+import win32com.test.util
+
+
+class Tester:
+    _public_methods_ = ["TestValue"]
+
+    def TestValue(self, v):
+        pass
+
+
+def test_ob():
+    return win32com.client.Dispatch(win32com.server.util.wrap(Tester()))
+
+
+class TestException(Exception):
+    pass
+
+
+# The object we try and pass - pywin32 will call __float__ as a last resort.
+class BadConversions:
+    def __float__(self):
+        raise TestException()
+
+
+class TestCase(win32com.test.util.TestCase):
+    def test_float(self):
+        try:
+            test_ob().TestValue(BadConversions())
+            raise Exception("Should not have worked")
+        except Exception as e:
+            assert isinstance(e, TestException)
+
+
+if __name__ == "__main__":
+    unittest.main()