Update install_mhnserver.sh
Update install_mhnserver.sh

fixed typo
Benster900/mhn,gregtampa/mhn,aabed/mhn,Benster900/mhn,maf23/mhn,gregcmartin/mhn,unixfreaxjp/mhn,gregcmartin/mhn,Endika/mhn,gregcmartin/mhn,gregtampa/mhn,datachand/mhn,gregcmartin/mhn,kx499/mhn,datachand/mhn,maf23/mhn,gregcmartin/mhn,kx499/mhn,aabed/mhn,unixfreaxjp/mhn,Antelox/mhn,Benster900/mhn,Antelox/mhn,kx499/mhn,Endika/mhn,maf23/mhn,aabed/mhn,datachand/mhn,Endika/mhn,maf23/mhn,maf23/mhn,gregtampa/mhn,Endika/mhn,kx499/mhn,unixfreaxjp/mhn,aabed/mhn,Endika/mhn,datachand/mhn,gregtampa/mhn,Benster900/mhn,gregtampa/mhn,aabed/mhn,unixfreaxjp/mhn,Antelox/mhn,kx499/mhn,Antelox/mhn,Antelox/mhn,Benster900/mhn,unixfreaxjp/mhn,datachand/mhn