Don't fail if mine does not contain information about the queried
minion.
In the future it would be nice to add another conditional to allow such
minions to fall-back to the locally executed network module for
masterless setups.
Signed-off-by: Georg Pfuetzenreuter <mail@georg-pfuetzenreuter.net>
The network module run on the Salt master, but the macro should fetch
minion addresses.
Signed-off-by: Georg Pfuetzenreuter <mail@georg-pfuetzenreuter.net>