Update psalm baseline

Signed-off-by: GitHub <noreply@github.com>

build/psalm-baseline.xml

@@ -1394,9 +1394,6 @@
     </InvalidReturnType>
   </file>
   <file src="apps/files_external/lib/Lib/Storage/SMB.php">
-    <FalsableReturnStatement occurrences="1">
-      <code>false</code>
-    </FalsableReturnStatement>
     <InvalidArgument occurrences="1">
       <code>$files</code>
     </InvalidArgument>