fix(ci): remove hardcoded APP_BASE_PATH from phpunit.xml

Author: numen-bot

phpunit.xml

@@ -21,7 +21,6 @@
     <php>
         <ini name="memory_limit" value="512M"/>
         <env name="APP_ENV" value="testing"/>
-        <env name="APP_BASE_PATH" value="/home/node/.openclaw/workspace-numen-refactor/numen-repo"/>
         <env name="DB_CONNECTION" value="sqlite"/>
         <env name="DB_DATABASE" value=":memory:"/>
         <env name="QUEUE_CONNECTION" value="array"/>