add rsyslog-config to gitignore
add rsyslog-config to gitignore

Add rsyslog binary to gitignore

Change-Id: I6e7262e3b0b53bbfe6e0f5a391153a6943d30711
Signed-off-by: Patrick Venture <36c53fa43f47f3fd67cb2fc38031827244d18a1f@google.com>

openbmc/phosphor-logging,openbmc/phosphor-logging,openbmc/phosphor-logging,openbmc/phosphor-logging