Remove pointless assignments (#361)

tcpdf.php

@@ -6716,22 +6716,17 @@ public function Write($h, $txt, $link='', $fill=false, $align='', $ln=false, $st
 			switch ($align) {
 				case 'J':
 				case 'C': {
-					$w = $w;
 					break;
 				}
 				case 'L': {
-					if ($this->rtl) {
-						$w = $w;
-					} else {
+					if (!$this->rtl) {
 						$w = $l;
 					}
 					break;
 				}
 				case 'R': {
 					if ($this->rtl) {
 						$w = $l;
-					} else {
-						$w = $w;
 					}
 					break;
 				}