Update init.js ImprovedTube.livechat collapsed called too early

[raszpl]

youtube/js&css/web-accessible/www.youtube.com/appearance.js

Lines 316 to 322 in d806571

	ImprovedTube.livechat = function () {
	if (this.storage.livechat === "collapsed") {
	if (typeof isCollapsed === 'undefined') { var isCollapsed = false; }
	if(ImprovedTube.elements.livechat && !isCollapsed){
	ImprovedTube.elements.livechat.button.click();
	isCollapsed = true
	}

called in init

youtube/js&css/web-accessible/init.js

Line 106 in d806571

this.livechat();

appearance.js:320 Uncaught TypeError: Cannot read properties of undefined (reading 'click')
at ImprovedTube.livechat (appearance.js:320:51)
at ImprovedTube.init (init.js:106:7)
at HTMLDocument. (core.js:176:17)

git blame shows it has been like this for at lest two years

ImprovedTube.elements.livechat stays initialized as empty object

youtube/js&css/web-accessible/core.js

Line 25 in d806571

livechat: {},

until

youtube/js&css/web-accessible/functions.js

Lines 145 to 148 in d806571

	} else if (id === 'chat-messages') {
	this.elements.livechat.button = document.querySelector('[aria-label="Close"]');
	// console.log(document.querySelector('[aria-label="Close"]'))
	this.livechat();

[ImprovedTube]

also, [aria-label="Close"] exists several times in different panels