Update 'header.php'

The Journal isn't under tilde.team anymore, and hasn't been for a while.

header.php

@@ -9,9 +9,9 @@
 	<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no">
 
 	<meta property="og:title" content="the intentional journal of the tildeverse | <?=($title ?? 'open journal for tildes')?>">
-	<meta property="og:url" content="https://journal.tilde.team<?=$_SERVER['REQUEST_URI']?>">
+	<meta property="og:url" content="https://journal.tildeverse.org<?=$_SERVER['REQUEST_URI']?>">
 	<meta property="og:description" content="<?=($desc??($title ?? "the home of an open journal for tildes"))?>">
-	<meta property="og:image" content="https://journal.tilde.team/apple-icon.png">
+	<meta property="og:image" content="https://journal.tildeverse.org/apple-icon.png">
 	<meta property="og:site_name" content="The Intentional Journal of the Tildeverse">
 	<meta property="og:type" content="website">