[mkgmap-dev] Commit r4192: correct check for "Error: Resolution value out of range 0-24: " message.

Version mkgmap-r4192 was committed by gerd on Tue, 22 May 2018 correct check for "Error: Resolution value out of range 0-24: " message. http://www.mkgmap.org.uk/websvn/revision.php?repname=mkgmap&rev=4192