www/webhook: Fix rc.d reload command
PR: 296833
Reported by: Tine Jozelj <tine@tjo.space>
Approved by: Stefan Bethke <stb@lassitu.de> (maintainer)
Approved by: osa, vvd (Mentors, implicit)
MFH: 2026Q3
(cherry picked from commit f7c372bc6b8e55c505e332d3bf4dece2af82a895)