upgrade phpunit config

phpunit.xml.dist

@@ -2,11 +2,20 @@
 
 <!-- https://phpunit.readthedocs.io/en/latest/configuration.html -->
 <phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:noNamespaceSchemaLocation="tests/app/vendor/phpunit/phpunit/phpunit.xsd"
+         xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/9.6/phpunit.xsd"
          backupGlobals="false"
          colors="true"
          bootstrap="tests/app/tests/bootstrap.php"
->
+         cacheResultFile=".phpunit.cache/test-results"
+         executionOrder="depends,defects"
+         forceCoversAnnotation="true"
+         beStrictAboutCoversAnnotation="true"
+         beStrictAboutOutputDuringTests="true"
+         beStrictAboutTodoAnnotatedTests="true"
+         convertDeprecationsToExceptions="true"
+         failOnRisky="true"
+         failOnWarning="true"
+         verbose="true">
     <php>
         <ini name="error_reporting" value="-1" />
         <server name="APP_ENV" value="test" force="true" />