Add PHP 8.5 support.

Author: ivopetkov

composer.json

@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": "8.0.*|8.1.*|8.2.*|8.3.*|8.4.*",
+        "php": "8.0.*|8.1.*|8.2.*|8.3.*|8.4.*|8.5.*",
         "ext-mbstring": "*"
     },
     "require-dev": {

phpunit.xml

@@ -4,9 +4,9 @@
             <directory>./tests/</directory>
         </testsuite>
     </testsuites>
-    <filter>
-        <whitelist>
+    <source>
+        <include>
             <directory>./src/</directory>
-        </whitelist>
-    </filter>
+        </include>
+    </source>
 </phpunit>