Fix UUID pattern (#400)

Author: marcospassos

src/Matcher/UuidMatcher.php

@@ -18,7 +18,7 @@ final class UuidMatcher extends Matcher
     /**
      * @var string
      */
-    public const UUID_PATTERN = '[\da-f]{8}-[\da-f]{4}-[1-6][\da-f]{3}-[89ab][\da-f]{3}-[\da-f]{12}';
+    public const UUID_PATTERN = '[\da-f]{8}-[\da-f]{4}-[\da-f]{4}-[\da-f]{4}-[\da-f]{12}';
 
     /**
      * @var string

tests/Matcher/UuidMatcherTest.php

@@ -30,6 +30,7 @@ public static function positiveMatchData()
             ['9f4db639-0e87-4367-9beb-d64e3f42ae18', '@uuid@'],
             ['1f2b1a18-81a0-5685-bca7-f23022ed7c7b', '@uuid@'],
             ['1ebb5050-b028-616a-9180-0a00ac070060', '@uuid@'],
+            ['00000000-0000-0000-0000-000000000000', '@uuid@'],
         ];
     }
 
@@ -53,7 +54,6 @@ public static function negativeMatchData()
             ['9f4db6390e8743679bebd64e3f42ae18', '@uuid@'],
             ['9f4db6390e87-4367-9beb-d64e-3f42ae18', '@uuid@'],
             ['9f4db639-0e87-4367-9beb-d64e3f42ae1g', '@uuid@'],
-            ['9f4db639-0e87-0367-9beb-d64e3f42ae18', '@uuid@'],
         ];
     }