refactor: remove unused documentation generation script

pkg/gateway/internal/pages/index/page.templ

@@ -6,7 +6,7 @@ import (
 )
 
 templ InitialView() {
-	@layout.Root("Welcome | Sonr.ID") {
+	@layout.Root("Sonr.ID") {
 		@layout.Container() {
 			@text.Header("Sonr.ID", "The decentralized identity layer for the web.")
 			<div class="pt-3 flex flex-col items-center justify-center h-full">