🚿 replaced generic exceptions

src/Decoder/QRCodeDecoderException.php

@@ -0,0 +1,15 @@
+<?php
+/**
+ * Class QRCodeDecoderException
+ *
+ * @created      01.12.2021
+ * @author       smiley <smiley@chillerlan.net>
+ * @copyright    2021 smiley
+ * @license      MIT
+ */
+
+namespace chillerlan\QRCode\Decoder;
+
+use chillerlan\QRCode\QRCodeException;
+
+class QRCodeDecoderException extends QRCodeException{}