Run test case set_up before default styles are registered

Author: westonruter

tests/phpunit/tests/template.php

@@ -1963,6 +1963,10 @@ public function test_wp_hoist_late_printed_styles( ?Closure $set_up, string $con
 		// `_print_emoji_detection_script()` assumes `wp-includes/js/wp-emoji-loader.js` is present:
 		self::touch( ABSPATH . WPINC . '/js/wp-emoji-loader.js' );
 
+		if ( $set_up ) {
+			$set_up();
+		}
+
 		switch_theme( 'default' );
 		global $wp_styles;
 		$wp_styles = null;
@@ -2001,10 +2005,6 @@ static function () {
 			}
 		);
 
-		if ( $set_up ) {
-			$set_up();
-		}
-
 		wp_load_classic_theme_block_styles_on_demand();
 
 		// Ensure that separate core block assets get registered.