LTP: enable syscalls sigwaitinfo01 sigtimedwait01 rt_sigtimedwait01

Enable these tests in VTS.

Test: run vts-kernel -m VtsKernelLtp -tsyscalls.sigwaitinfo01,syscalls.sigtimedwait01,syscalls.rt_sigtimedwait01
Bug: 112483999
Change-Id: Ic0c54b4e6bd48ea38481fe8839b2bb1485088d9c
Signed-off-by: Matthias Maennich <maennich@google.com>
1 file changed