bionic: Fix wrong prototype of system call getresuid/getresgid

In bionic/libc/SYSCALLS.TXT, the prototypes of system call
getresuid/getresgid are incorrect.

According to man page, they should be:
    int getresuid(uid_t *ruid, uid_t *euid, uid_t *suid);
    int getresgid(gid_t *rgid, gid_t *egid, gid_t *sgid);

Change-Id: I676098868bb05a9e1fe45419b234cf397626fdad
Signed-off-by: Jin Wei <wei.a.jin@intel.com>
Signed-off-by: Jack Ren <jack.ren@intel.com>
Signed-off-by: Bruce Beare <bruce.j.beare@intel.com>
diff --git a/libc/include/sys/linux-unistd.h b/libc/include/sys/linux-unistd.h
index d945d87..84ea7c3 100644
--- a/libc/include/sys/linux-unistd.h
+++ b/libc/include/sys/linux-unistd.h
@@ -17,8 +17,8 @@
 gid_t            getgid (void);
 uid_t            geteuid (void);
 gid_t            getegid (void);
-uid_t            getresuid (void);
-gid_t            getresgid (void);
+uid_t            getresuid (uid_t *ruid, uid_t *euid, uid_t *suid);
+gid_t            getresgid (gid_t *rgid, gid_t *egid, gid_t *sgid);
 pid_t            gettid (void);
 ssize_t          readahead (int, off64_t, size_t);
 int              getgroups (int, gid_t *);