Add 4.3 release page (#882)

- Web development by Adam Scott with help from Emilio Coppola
- Design template by Luis Carli
- Visuals by Adam Scott with speial thanks to GDQuest, Kenney, and FR3NKD
- Texts by Nathalie Galla & Adam Scott

Co-authored-by: Nathalie Galla <murderveggie@gmail.com>
Co-authored-by: luiscarli <git@luiscarli.com>
Co-authored-by: Emi <2206700+coppolaemilio@users.noreply.github.com>
Co-authored-by: Rémi Verschelde <rverschelde@gmail.com>

_layouts/default.html

@@ -24,8 +24,8 @@
 	<link rel="icon" href="/assets/favicon.svg" type="image/svg+xml">
 	<link rel="stylesheet" href="/assets/css/main.css?113">
 	<link rel="stylesheet" href="/assets/css/tobii.min.css">
-	<link rel="preload" as="font" href="/assets/fonts/Montserrat-Bold.woff2" crossorigin>
-	<link rel="preload" as="font" href="/assets/fonts/Montserrat-ExtraBold.woff2" crossorigin>
+	<link rel="preload" as="font" href="/assets/fonts/Montserrat-Italic-VariableFont_wght.woff2" crossorigin>
+	<link rel="preload" as="font" href="/assets/fonts/Montserrat-VariableFont_wght.woff2" crossorigin>
 	<link rel="me" href="https://mastodon.gamedev.place/@godotengine">
 </head>
 

_layouts/release.html

@@ -0,0 +1,13 @@
+---
+layout: default
+---
+
+{% include header.html %}
+
+<link rel="stylesheet" href="/assets/css/release.css" />
+
+<div class="release-container">
+	{{ content }}
+</div>
+
+{% include footer.html %}