Local Environment: Fix resolve for external hosts (#73)

* Local Environment: Fix resolve for embeded videos

* Update: Refactor request_host_is_external

* Update: generalize the fix to catch all cases (temp fix)

Author: kozer

vendor/wp-now/src/download.ts

@@ -230,7 +230,9 @@ export async function downloadMuPlugins(customMuPluginsPath = '') {
 			'fonts.gstatic.com',
 		);
 		return array_merge( $hosts, $redirect_hosts );
-	} );`
+	} );
+	add_filter('http_request_host_is_external', '__return_true', 20, 3 );
+	`
 	);
 
 	fs.writeFile(