fix: fix infinite password expiry loop

Signed-off-by: Miguel Nogueira <me@nogueira.codes>

app/Http/Middleware/PasswordExpirationMiddleware.php

@@ -21,7 +21,8 @@ class PasswordExpirationMiddleware
     {
         if (Auth::check()) {
             $sinceUpdate = Carbon::parse(Auth::user()->password_last_updated)->diffInDays(now());
-            $updateThreshold = Options::getOption('password_expiry');
+            $updateThreshold = (int) Options::getOption('password_expiry');
+
 
             if ($updateThreshold !== 0 && $sinceUpdate > $updateThreshold) {
                 session()->put('passwordExpired', true);