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/pythonwin/pywin/Demos/sliderdemo.py

@@ -0,0 +1,76 @@
+# sliderdemo.py
+# Demo of the slider control courtesy of Mike Fletcher.
+
+import win32con
+import win32ui
+from pywin.mfc import dialog
+
+
+class MyDialog(dialog.Dialog):
+    """
+    Example using simple controls
+    """
+
+    _dialogstyle = (
+        win32con.WS_MINIMIZEBOX
+        | win32con.WS_DLGFRAME
+        | win32con.DS_MODALFRAME
+        | win32con.WS_POPUP
+        | win32con.WS_VISIBLE
+        | win32con.WS_CAPTION
+        | win32con.WS_SYSMENU
+        | win32con.DS_SETFONT
+    )
+    _buttonstyle = (
+        win32con.BS_PUSHBUTTON
+        | win32con.WS_TABSTOP
+        | win32con.WS_CHILD
+        | win32con.WS_VISIBLE
+    )
+    ### The static template, contains all "normal" dialog items
+    DIALOGTEMPLATE = [
+        # the dialog itself is the first element in the template
+        ["Example slider", (0, 0, 50, 43), _dialogstyle, None, (8, "MS SansSerif")],
+        # rest of elements are the controls within the dialog
+        # standard "Close" button
+        [128, "Close", win32con.IDCANCEL, (0, 30, 50, 13), _buttonstyle],
+    ]
+    ### ID of the control to be created during dialog initialisation
+    IDC_SLIDER = 9500
+
+    def __init__(self):
+        dialog.Dialog.__init__(self, self.DIALOGTEMPLATE)
+
+    def OnInitDialog(self):
+        rc = dialog.Dialog.OnInitDialog(self)
+        # now initialise your controls that you want to create
+        # programmatically, including those which are OLE controls
+        # those created directly by win32ui.Create*
+        # and your "custom controls" which are subclasses/whatever
+        win32ui.EnableControlContainer()
+        self.slider = win32ui.CreateSliderCtrl()
+        self.slider.CreateWindow(
+            win32con.WS_TABSTOP | win32con.WS_VISIBLE,
+            (0, 0, 100, 30),
+            self._obj_,
+            self.IDC_SLIDER,
+        )
+        self.HookMessage(self.OnSliderMove, win32con.WM_HSCROLL)
+        return rc
+
+    def OnSliderMove(self, params):
+        print("Slider moved")
+
+    def OnCancel(self):
+        print("The slider control is at position", self.slider.GetPos())
+        self._obj_.OnCancel()
+
+
+###
+def demo():
+    dia = MyDialog()
+    dia.DoModal()
+
+
+if __name__ == "__main__":
+    demo()