Add source files from staabm/side-effects-detector to exclude list

Author: sebastianbergmann

src/Util/ExcludeList.php

@@ -44,6 +44,7 @@
 use SebastianBergmann\Timer\Timer;
 use SebastianBergmann\Type\TypeName;
 use SebastianBergmann\Version;
+use staabm\SideEffectsDetector\SideEffectsDetector;
 use TheSeer\Tokenizer\Tokenizer;
 
 /**
@@ -133,6 +134,9 @@ final class ExcludeList
         // sebastian/version
         Version::class => 1,
 
+        // staabm/side-effects-detector
+        SideEffectsDetector::class => 1,
+
         // theseer/tokenizer
         Tokenizer::class => 1,
     ];