Fix a thinko in description of krb_server_hostname.
Fix a thinko in description of krb_server_hostname.

oberstet/postgres-xl,atris/gpdb,ashwinstar/gpdb,pavanvd/postgres-xl,ashwinstar/gpdb,techdragon/Postgres-XL,lisakowen/gpdb,rubikloud/gpdb,greenplum-db/gpdb,royc1/gpdb,kaknikhil/gpdb,adam8157/gpdb,yuanzhao/gpdb,0x0FFF/gpdb,cjcjameson/gpdb,rubikloud/gpdb,xuegang/gpdb,zaksoup/gpdb,0x0FFF/gpdb,kaknikhil/gpdb,rubikloud/gpdb,kaknikhil/gpdb,adam8157/gpdb,pavanvd/postgres-xl,pavanvd/postgres-xl,foyzur/gpdb,foyzur/gpdb,lintzc/gpdb,randomtask1155/gpdb,Quikling/gpdb,ahachete/gpdb,rvs/gpdb,atris/gpdb,cjcjameson/gpdb,yuanzhao/gpdb,0x0FFF/gpdb,tangp3/gpdb,chrishajas/gpdb,50wu/gpdb,zaksoup/gpdb,xuegang/gpdb,rvs/gpdb,greenplum-db/gpdb,jmcatamney/gpdb,yuanzhao/gpdb,janebeckman/gpdb,ovr/postgres-xl,zeroae/postgres-xl,xinzweb/gpdb,CraigHarris/gpdb,lisakowen/gpdb,jmcatamney/gpdb,techdragon/Postgres-XL,royc1/gpdb,ashwinstar/gpdb,kaknikhil/gpdb,atris/gpdb,ovr/postgres-xl,ahachete/gpdb,Postgres-XL/Postgres-XL,Chibin/gpdb,jmcatamney/gpdb,50wu/gpdb,atris/gpdb,yuanzhao/gpdb,cjcjameson/gpdb,tangp3/gpdb,yazun/postgres-xl,randomtask1155/gpdb,Quikling/gpdb,atris/gpdb,yuanzhao/gpdb,oberstet/postgres-xl,cjcjameson/gpdb,zeroae/postgres-xl,ashwinstar/gpdb,lintzc/gpdb,ahachete/gpdb,lisakowen/gpdb,zaksoup/gpdb,foyzur/gpdb,Quikling/gpdb,ashwinstar/gpdb,CraigHarris/gpdb,postmind-net/postgres-xl,yuanzhao/gpdb,rvs/gpdb,ashwinstar/gpdb,edespino/gpdb,royc1/gpdb,kmjungersen/PostgresXL,Quikling/gpdb,lintzc/gpdb,foyzur/gpdb,greenplum-db/gpdb,0x0FFF/gpdb,rubikloud/gpdb,greenplum-db/gpdb,ashwinstar/gpdb,adam8157/gpdb,adam8157/gpdb,tpostgres-projects/tPostgres,janebeckman/gpdb,0x0FFF/gpdb,oberstet/postgres-xl,snaga/postgres-xl,Chibin/gpdb,chrishajas/gpdb,chrishajas/gpdb,zaksoup/gpdb,lpetrov-pivotal/gpdb,edespino/gpdb,cjcjameson/gpdb,xuegang/gpdb,postmind-net/postgres-xl,jmcatamney/gpdb,yazun/postgres-xl,ahachete/gpdb,postmind-net/postgres-xl,zeroae/postgres-xl,ovr/postgres-xl,arcivanov/postgres-xl,zaksoup/gpdb,ahachete/gpdb,tangp3/gpdb,rvs/gpdb,xinzweb/gpdb,yazun/postgres-xl,rubikloud/gpdb,oberstet/postgres-xl,arcivanov/postgres-xl,xuegang/gpdb,zaksoup/gpdb,Quikling/gpdb,zaksoup/gpdb,Postgres-XL/Postgres-XL,jmcatamney/gpdb,edespino/gpdb,tpostgres-projects/tPostgres,greenplum-db/gpdb,postmind-net/postgres-xl,xuegang/gpdb,snaga/postgres-xl,yuanzhao/gpdb,kaknikhil/gpdb,xuegang/gpdb,Quikling/gpdb,lintzc/gpdb,lintzc/gpdb,greenplum-db/gpdb,chrishajas/gpdb,50wu/gpdb,lintzc/gpdb,50wu/gpdb,rubikloud/gpdb,lpetrov-pivotal/gpdb,lpetrov-pivotal/gpdb,tangp3/gpdb,xinzweb/gpdb,foyzur/gpdb,arcivanov/postgres-xl,yuanzhao/gpdb,atris/gpdb,kaknikhil/gpdb,postmind-net/postgres-xl,xinzweb/gpdb,yuanzhao/gpdb,Postgres-XL/Postgres-XL,tangp3/gpdb,lisakowen/gpdb,adam8157/gpdb,arcivanov/postgres-xl,janebeckman/gpdb,Quikling/gpdb,atris/gpdb,pavanvd/postgres-xl,tangp3/gpdb,0x0FFF/gpdb,tangp3/gpdb,Chibin/gpdb,Chibin/gpdb,Quikling/gpdb,snaga/postgres-xl,rvs/gpdb,Chibin/gpdb,randomtask1155/gpdb,rvs/gpdb,foyzur/gpdb,zeroae/postgres-xl,edespino/gpdb,tangp3/gpdb,50wu/gpdb,yazun/postgres-xl,Chibin/gpdb,CraigHarris/gpdb,janebeckman/gpdb,rvs/gpdb,jmcatamney/gpdb,lpetrov-pivotal/gpdb,adam8157/gpdb,jmcatamney/gpdb,oberstet/postgres-xl,randomtask1155/gpdb,janebeckman/gpdb,Chibin/gpdb,ovr/postgres-xl,ovr/postgres-xl,CraigHarris/gpdb,randomtask1155/gpdb,yuanzhao/gpdb,cjcjameson/gpdb,lintzc/gpdb,adam8157/gpdb,ahachete/gpdb,lisakowen/gpdb,Postgres-XL/Postgres-XL,greenplum-db/gpdb,royc1/gpdb,edespino/gpdb,greenplum-db/gpdb,janebeckman/gpdb,lisakowen/gpdb,xinzweb/gpdb,foyzur/gpdb,0x0FFF/gpdb,atris/gpdb,CraigHarris/gpdb,50wu/gpdb,edespino/gpdb,janebeckman/gpdb,jmcatamney/gpdb,Chibin/gpdb,kaknikhil/gpdb,chrishajas/gpdb,adam8157/gpdb,rubikloud/gpdb,kmjungersen/PostgresXL,CraigHarris/gpdb,randomtask1155/gpdb,yazun/postgres-xl,zeroae/postgres-xl,randomtask1155/gpdb,Quikling/gpdb,kaknikhil/gpdb,Postgres-XL/Postgres-XL,50wu/gpdb,cjcjameson/gpdb,rubikloud/gpdb,Chibin/gpdb,royc1/gpdb,CraigHarris/gpdb,janebeckman/gpdb,tpostgres-projects/tPostgres,tpostgres-projects/tPostgres,edespino/gpdb,randomtask1155/gpdb,snaga/postgres-xl,royc1/gpdb,lisakowen/gpdb,rvs/gpdb,snaga/postgres-xl,lpetrov-pivotal/gpdb,janebeckman/gpdb,edespino/gpdb,cjcjameson/gpdb,50wu/gpdb,lpetrov-pivotal/gpdb,rvs/gpdb,edespino/gpdb,rvs/gpdb,ashwinstar/gpdb,arcivanov/postgres-xl,xinzweb/gpdb,chrishajas/gpdb,Quikling/gpdb,kmjungersen/PostgresXL,janebeckman/gpdb,ahachete/gpdb,techdragon/Postgres-XL,lintzc/gpdb,edespino/gpdb,chrishajas/gpdb,chrishajas/gpdb,pavanvd/postgres-xl,techdragon/Postgres-XL,kaknikhil/gpdb,xuegang/gpdb,xuegang/gpdb,kmjungersen/PostgresXL,kmjungersen/PostgresXL,Chibin/gpdb,royc1/gpdb,cjcjameson/gpdb,lintzc/gpdb,foyzur/gpdb,techdragon/Postgres-XL,CraigHarris/gpdb,CraigHarris/gpdb,zaksoup/gpdb,arcivanov/postgres-xl,ahachete/gpdb,lpetrov-pivotal/gpdb,xinzweb/gpdb,tpostgres-projects/tPostgres,kaknikhil/gpdb,lisakowen/gpdb,lpetrov-pivotal/gpdb,xuegang/gpdb,0x0FFF/gpdb,cjcjameson/gpdb,royc1/gpdb,xinzweb/gpdb