OPNSense/core 9299386src/etc/inc system.inc, src/www system_advanced_sysctl.php

system: fix PHP loop fail in tunable

Maybe 7.2.23 is broken, never seen this before.  oO

PR: https://forum.opnsense.org/index.php?topic=14652.0
DeltaFile
+7-16src/www/system_advanced_sysctl.php
+1-1src/etc/inc/system.inc
+8-172 files

UnifiedSplitRaw