The test for false not needed after changing functions used

Author: rasamassen

src/PhpWord/Writer/HTML/Element/Table.php

@@ -59,12 +59,10 @@ public function write()
                     $cellFgColor = null;
                     if ($cellBgColor && $cellBgColor !== 'auto') {
                         $cellBgColor = \PhpOffice\PhpWord\Shared\Converter::stringToRgb($cellBgColor);
-                        if ($cellBgColor !== false) {
-                            $red = hexdec(substr($cellBgColor, 0, 2));
-                            $green = hexdec(substr($cellBgColor, 2, 2));
-                            $blue = hexdec(substr($cellBgColor, 4, 2));
-                            $cellFgColor = (($red * 0.299 + $green * 0.587 + $blue * 0.114) > 186) ? null : 'ffffff';
-                        }
+                        $red = hexdec(substr($cellBgColor, 0, 2));
+                        $green = hexdec(substr($cellBgColor, 2, 2));
+                        $blue = hexdec(substr($cellBgColor, 4, 2));
+                        $cellFgColor = (($red * 0.299 + $green * 0.587 + $blue * 0.114) > 186) ? null : 'ffffff';
                     }
                     $cellColSpan = $cellStyle->getGridSpan();
                     $cellRowSpan = 1;