chore: Fix psalm configuration

Signed-off-by: Côme Chilliet <come.chilliet@nextcloud.com>

Author: come-nc

psalm.xml

@@ -4,7 +4,7 @@
     findUnusedBaselineEntry="true"
     findUnusedCode="false"
     resolveFromConfigFile="true"
-    phpVersion="8.0"
+    phpVersion="8.1"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xmlns="https://getpsalm.org/schema/config"
     xsi:schemaLocation="https://getpsalm.org/schema/config vendor/vimeo/psalm/config.xsd"
@@ -18,9 +18,6 @@
 	</projectFiles>
 	<extraFiles>
 		<directory name="vendor" />
-		<ignoreFiles>
-			<directory name="vendor/phpunit/php-code-coverage" />
-		</ignoreFiles>
 	</extraFiles>
 	<issueHandlers>
 		<UndefinedClass>