Better document an ignored return value.
The call to VG_(gdbserver_report_signal) is ignored
in synth_fault_common (m_signals.c) as these signals
are always to be delivered (as explained by the following
comment).
=> better document that the return value is ignored on purpose.
(spotted by Florian, using Coverity)



git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13306 a5019735-40e9-0310-863c-91ae7b9d1cf9