Prepare for bug 1979014 - Make a few XUL attributes simpler

[onemen]

Bug 1979014 lands on Firefox 143
it will change how persisted attribute are used

you need to modify Overlays.mjs

SavedPasswordEditorRedux/content/Overlays.mjs

Lines 226 to 245 in 13b48b0

	for (const id of this.persistedIDs.values()) {
	const element = this.document.getElementById(id);
	if (element) {
	const attrNames = xulStore.getAttributeEnumerator(this.location, id);
	while (attrNames.hasMore()) {
	const attrName = attrNames.getNext();
	const attrValue = xulStore.getValue(this.location, id, attrName);
	if (attrName == "selectedIndex" && element.localName == "deck") {
	this._decksToResolve.set(element, attrValue);
	} else if (
	(element != this.document.documentElement ||
	!["height", "screenX", "screenY", "sizemode", "width"].includes(
	attrName)) &&
	element.getAttribute(attrName) != attrValue.toString()
	) {
	element.setAttribute(attrName, attrValue);
	}
	}
	}
	}

see onemen/TabMixPlus@4e19e14