Update Psalm configuration

Author: sebastianbergmann

.psalm/config.xml

@@ -4,7 +4,9 @@
     xmlns="https://getpsalm.org/schema/config"
     xsi:schemaLocation="https://getpsalm.org/schema/config vendor/vimeo/psalm/config.xsd"
     resolveFromConfigFile="false"
+    findUnusedCode="false"
     errorBaseline=".psalm/baseline.xml"
+    findUnusedBaselineEntry="true"
 >
     <projectFiles>
         <directory name="src" />