chore(test): swap phpunit local/docker

tests/phpunit.docker.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         bootstrap="bootstrap.php"
+         timeoutForSmallTests="900"
+         timeoutForMediumTests="900"
+         timeoutForLargeTests="900"
+         xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/9.3/phpunit.xsd"
+         colors="true">
+  <testsuites>
+    <testsuite name="Forum Tests">
+      <directory suffix="Test.php">.</directory>
+    </testsuite>
+  </testsuites>
+</phpunit>