[LTP] [PATCH v2] getitimer03.c: convert to new LTP API

[Petr Vorel]

Hi Avinesh, Li,

FYI missing space in docparse before list causes list not being formatted.
I fixed it in fa9a4c29e ("getitimer02: Fix docparse format").

Kind regards,
Petr

+++ testcases/kernel/syscalls/getitimer/getitimer02.c
@@ -9,6 +9,7 @@
  * [Description]
  *
  * Check that getitimer() call fails:
+ *
  * 1. EFAULT with invalid itimerval pointer
  * 2. EINVAL when called with an invalid first argument
  */