master: imports cleanup

it was easier to make an empty merge and re-run php-cs-fixer afterwards.

src/network/mcpe/encryption/PrepareEncryptionTask.php

@@ -38,8 +38,10 @@ use function hex2bin;
 use function json_encode;
 use function openssl_digest;
 use function openssl_sign;
+use function random_bytes;
 use function rtrim;
 use function str_pad;
+use function strtr;
 use const OPENSSL_ALGO_SHA384;
 use const STR_PAD_LEFT;