Update PHPUnit config

Author: alies-dev

phpunit.xml

@@ -1,19 +1,19 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/10.0/phpunit.xsd"
+         xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/10.5/phpunit.xsd"
          backupGlobals="false"
          bootstrap="vendor/autoload.php"
          colors="true"
          processIsolation="false"
          stopOnFailure="false">
-    <coverage>
-        <include>
-            <directory suffix=".php">src/</directory>
-        </include>
-    </coverage>
     <testsuites>
         <testsuite name="GeoIP Package Test Suite">
             <directory>./tests</directory>
         </testsuite>
     </testsuites>
+    <source>
+        <include>
+            <directory suffix=".php">src/</directory>
+        </include>
+    </source>
 </phpunit>