Trim excess whitespace

Signed-off-by: a1346054 <36859588+a1346054@users.noreply.github.com>

scripts/pi-hole/php/auth.php

@@ -47,12 +47,12 @@ function check_cors() {
     $virtual_host = getenv('VIRTUAL_HOST');
     if (! empty($virtual_host))
         array_push($AUTHORIZED_HOSTNAMES, $virtual_host);
-    
+
     # Allow user set CORS
     $cors_hosts = getenv('CORS_HOSTS');
     if (! empty($cors_hosts))
         array_push($AUTHORIZED_HOSTNAMES, ...explode(",", $cors_hosts));
-    
+
     // Since the Host header is easily manipulated, we can only check if it's wrong and can't use it
     // to validate that the client is authorized, only unauthorized.
     $server_host = $_SERVER['HTTP_HOST'];
@@ -105,7 +105,7 @@ function check_csrf($token) {
         // Start a new PHP session (or continue an existing one)
         // Prevents javascript XSS attacks aimed to steal the session ID
         ini_set('session.cookie_httponly', 1);
-        // Prevent Session ID from being passed through  URLs
+        // Prevent Session ID from being passed through URLs
         ini_set('session.use_only_cookies', 1);
         session_start();
     }