Merge pull request #162 from szepeviktor/patch-1

Fix Shepherd link in README

Author: mnapoli

README.md

@@ -3,7 +3,7 @@
 [![GitHub Actions][GA Image]][GA Link]
 [![Latest Stable Version](https://poser.pugx.org/myclabs/php-enum/version.png)](https://packagist.org/packages/myclabs/php-enum)
 [![Total Downloads](https://poser.pugx.org/myclabs/php-enum/downloads.png)](https://packagist.org/packages/myclabs/php-enum)
-[![Psalm Shepherd][Psalm Shepherd Image]][Psalm Shepherd Link]
+[![Psalm Shepherd][Shepherd Image]][Shepherd Link]
 
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