core: tolerate uvc control class failures

scripts/daemon/lesavka-core.sh

@@ -161,6 +161,7 @@ for s in fs hs ss; do
 done
 
 # ── 4.  Video‑Control interface ─────────────────────────────────────
+set +e  # relax errors for configfs quirks
 mkdir -p "$F/control/header/h"                    # real dir – mandatory
 mkdir -p "$F/control/class"                       # parent once
 mkdir -p "$F/control/class/fs" "$F/control/class/hs" "$F/control/class/ss" 2>/dev/null || true
@@ -188,6 +189,7 @@ tree -L 3 "$F/control" | sed 's/^/[lesavka-core]  /'
 for s in fs hs ss; do
     [ -L "$F/control/class/$s" ] || log "⚠️ $s link missing (continuing)"
 done
+set -e  # back to strict mode
 
 # optional: hide unsupported controls
 echo 0 >"$F/control/terminal/camera/default/bmControls"    2>/dev/null || true