Adapt to new endroid/qr-code API

Author: dlmsr

classes/output_image.php

@@ -164,15 +164,11 @@ public function create_image() {
         } else {
             $url = course_get_url($this->course)->out(false, ['utm_source' => 'block_qrcode']);
         }
-        $qrcode = new QrCode($url);
-        $qrcode->setSize($this->size);
-
-        // Set advanced options.
-        $qrcode->setMargin(10);
-        $qrcode->setEncoding(new Encoding('UTF-8'));
-        $qrcode->setErrorCorrectionLevel(new ErrorCorrectionLevel\ErrorCorrectionLevelHigh());
-        $qrcode->setForegroundColor(new Color(0, 0, 0));
-        $qrcode->setBackgroundColor(new Color(255, 255, 255));
+        $qrcode = new QrCode(
+            data: $url,
+            size: $this->size,
+            errorCorrectionLevel: ErrorCorrectionLevel::High,
+        );
 
         // Png format.
         $logo = null;