Switch AccessibleButton and derivatives to using forwardRef (#12054)

* Prevent Cypress typechecking react-sdk components without strict mode

This prevented us from switching to `forwardRef` in a bunch of places
due to it behaving different with & without strict mode.

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Update global.d.ts

* Switch AccessibleButton and derivatives to using `forwardRef`

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Add missing ref={ref}

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Iterate

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Ensure RefObjects are used consistently

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Re-add WysiwygAutocomplete displayname

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Fix forwardRef types

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Add comments

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Remove unused export

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Readd comment

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Iterate types & comments

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Apply suggestions from code review

Co-authored-by: Richard van der Hoff <1389908+richvdh@users.noreply.github.com>

* Add comment

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Iterate

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Improve comment

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

---------

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>
Co-authored-by: Richard van der Hoff <1389908+richvdh@users.noreply.github.com>

src/components/structures/ThreadPanel.tsx

@@ -118,7 +118,7 @@ export const ThreadPanelHeader: React.FC<{
                 <>
                     <ContextMenuButton
                         className="mx_ThreadPanel_dropdown"
-                        inputRef={button}
+                        ref={button}
                         isExpanded={menuDisplayed}
                         onClick={(ev: ButtonEvent) => {
                             openMenu();