Deprecated ADD_TRY_UMOUNT in favor of official kernel_umount; Synced with the latest commit of official KernelSU main repo

- Since official KSU has exposed kernel_umount API and provided meta module for handling mount operations, susfs can finally handover try_umount and auto add_try_umount to KSU and its meta module

- Synced with upstream, see e1e58ed737

Co-authored-by: simonpunk <simonpunk2016@gmail.com>

kernel/allowlist.h

@@ -39,6 +39,7 @@ bool ksu_set_app_profile(struct app_profile *, bool persist);
 bool ksu_uid_should_umount(uid_t uid);
 struct root_profile *ksu_get_root_profile(uid_t uid);
 
+#ifndef CONFIG_KSU_SUSFS
 static inline bool is_appuid(uid_t uid)
 {
 	uid_t appid = uid % PER_USER_RANGE;
@@ -50,6 +51,7 @@ static inline bool is_isolated_process(uid_t uid)
     uid_t appid = uid % PER_USER_RANGE;
     return appid >= FIRST_ISOLATED_UID && appid <= LAST_ISOLATED_UID;
 }
+#endif // #ifndef CONFIG_KSU_SUSFS
 
 #ifdef CONFIG_KSU_MANUAL_SU
 bool ksu_temp_grant_root_once(uid_t uid);