Update src/Protocol/Relay.php

Co-authored-by: Hypolite Petovan <hypolite@mrpetovan.com>

src/Protocol/Relay.php

@@ -120,7 +120,7 @@ class Relay
 				$cleaned = preg_replace('/[@!#]\[url\=.*?\].*?\[\/url\]/ism', '', $body);
 				$content_cleaned = mb_strtolower(BBCode::toPlaintext($cleaned, false));
 
-				if (strlen($content_cleaned) < (strlen($content) - strlen($content_cleaned))) {
+				if (strlen($content_cleaned) < strlen($content) / 2) {
 					Logger::info('Possible hashtag spam detected - rejected', ['hashtags' => $tags, 'network' => $network, 'url' => $url, 'causer' => $causer, 'body' => $body]);
 					return false;
 				}