Coding Standards: Fix instances of Generic.WhiteSpace.ArbitraryParenthesesSpacing.FoundEmpty.

See #49542.
Built from https://develop.svn.wordpress.org/trunk@47855


git-svn-id: http://core.svn.wordpress.org/trunk@47631 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/admin.php

@@ -292,7 +292,7 @@ if ( isset( $plugin_page ) ) {
 
 	require_once ABSPATH . 'wp-admin/admin-footer.php';
 
-	exit();
+	exit;
 } elseif ( isset( $_GET['import'] ) ) {
 
 	$importer = $_GET['import'];
@@ -353,7 +353,7 @@ if ( isset( $plugin_page ) ) {
 	// Make sure rules are flushed.
 	flush_rewrite_rules( false );
 
-	exit();
+	exit;
 } else {
 	/**
 	 * Fires before a particular screen is loaded.