Restore coverage-clover logging in phpunit.xml.dist

Agent-Logs-Url: https://github.com/voku/Arrayy/sessions/da9c69db-a7c6-4b52-aead-672148477a67

Co-authored-by: voku <264695+voku@users.noreply.github.com>

Author: Copilot

phpunit.xml.dist

@@ -11,12 +11,15 @@
     <testsuite name="Arrayy Test Suite">
         <directory>tests</directory>
     </testsuite>
+    <logging>
+        <junit outputFile="build/logs/junit.xml"/>
+    </logging>
     <coverage processUncoveredFiles="true">
         <include>
             <directory suffix=".php">./src/</directory>
         </include>
+        <report>
+            <clover outputFile="build/logs/clover.xml"/>
+        </report>
     </coverage>
-    <logging>
-        <junit outputFile="build/logs/junit.xml"/>
-    </logging>
 </phpunit>