Add container around logo, title and tagline (#4967)

videomaker/block-template-parts/header.html

@@ -1,8 +1,12 @@
 <!-- wp:group {"align":"wide","tagName":"header","layout":{"type":"flex"},"className":"site-header"} -->
 <header class="wp-block-group alignwide site-header">
-	<!-- wp:site-logo /-->
-	<!-- wp:site-title /-->
-	<!-- wp:site-tagline /-->
+	<!-- wp:group {"layout":{"type":"flex"}} -->
+	<div class="wp-block-group">
+		<!-- wp:site-logo /-->
+		<!-- wp:site-title /-->
+		<!-- wp:site-tagline /-->
+	</div>
+	<!-- /wp:group -->
 	<!-- wp:navigation {"className":"is-style-blockbase-navigation-improved-responsive","itemsJustification":"right","isResponsive":true,"__unstableLocation":"primary","__unstableSocialLinks":"social"} /-->
 </header>
 <!-- /wp:group -->