Revert "Fix SYSCONFDIR to include "prefix""
Revert "Fix SYSCONFDIR to include "prefix""

This reverts commit 6942f5b6845b2cc572ec378365771a34caf50ba1.
SYSCONFDIR should be "/etc" even when prefix="/usr" to be FHS compliant.
This is the default in meson from v0.44.

ascent12/sway,1ace/sway,ascent12/sway,SirCmpwn/sway,ascent12/sway,1ace/sway,1ace/sway