Fix PHPCS errors

Author: vmcj

webapp/tests/Unit/Utils/UtilsTest.php

@@ -357,11 +357,11 @@ public function testRelativeLuminance(): void
      */
     public function testApcaContrast(): void
     {
-        self::assertEquals(0.0, Utils::apcaContrast("#ffffff",   "#000000"));
-        self::assertEquals(0.0, Utils::apcaContrast("#000000",   "#ffffff"));
-        self::assertEquals(0.0, Utils::apcaContrast("#fffFFF",   "#FFFfff"));
-        self::assertEquals(0.0, Utils::apcaContrast("#111",      "#111"));
-        self::assertEquals(0.0, Utils::apcaContrast("#123f",     "#975A"));
+        self::assertEquals(0.0, Utils::apcaContrast("#ffffff", "#000000"));
+        self::assertEquals(0.0, Utils::apcaContrast("#000000", "#ffffff"));
+        self::assertEquals(0.0, Utils::apcaContrast("#fffFFF", "#FFFfff"));
+        self::assertEquals(0.0, Utils::apcaContrast("#111", "#111"));
+        self::assertEquals(0.0, Utils::apcaContrast("#123f", "#975A"));
         self::assertEquals(0.0, Utils::apcaContrast("#11223344", "#00110011"));
         self::assertEquals(0.0, Utils::apcaContrast("#11223344", "#FF0011"));
     }