Use PHP_INT_MAX instead of 18446744073709551615

[Zodiac1978]

See:

snitch/inc/class-snitch-cpt.php

Line 940 in f61f24d

"SELECT * FROM ( SELECT `ID` FROM `$wpdb->posts` WHERE `post_type` = 'snitch' ORDER BY `ID` DESC LIMIT %d, 18446744073709551615 ) as t",