container/check: move absolute pathname

This allows use of absolute pathname values without importing container.

Signed-off-by: Ophestra <cat@gensokyo.uk>

system/wayland.go

@@ -5,7 +5,7 @@ import (
 	"fmt"
 	"os"
 
-	"hakurei.app/container"
+	"hakurei.app/container/check"
 	"hakurei.app/hst"
 	"hakurei.app/system/acl"
 	"hakurei.app/system/wayland"
@@ -20,7 +20,7 @@ type waylandConn interface {
 // Wayland maintains a wayland socket with security-context-v1 attached via [wayland].
 // The socket stops accepting connections once the pipe referred to by sync is closed.
 // The socket is pathname only and is destroyed on revert.
-func (sys *I) Wayland(dst, src *container.Absolute, appID, instanceID string) *I {
+func (sys *I) Wayland(dst, src *check.Absolute, appID, instanceID string) *I {
 	sys.ops = append(sys.ops, &waylandOp{nil,
 		dst.String(), src.String(),
 		appID, instanceID,