Remove link to ODBCng project from the docs.
Remove link to ODBCng project from the docs.

This backatches Heikki's patch in 140a4fbf1a87891a79a2c61a08416828d39f286a
to make sure the documentation on the website gets updated, since
we're regularly receiving complains about this link.

0x0FFF/gpdb,xinzweb/gpdb,adam8157/gpdb,greenplum-db/gpdb,edespino/gpdb,royc1/gpdb,xuegang/gpdb,janebeckman/gpdb,Chibin/gpdb,0x0FFF/gpdb,50wu/gpdb,adam8157/gpdb,lintzc/gpdb,janebeckman/gpdb,cjcjameson/gpdb,ahachete/gpdb,cjcjameson/gpdb,greenplum-db/gpdb,zaksoup/gpdb,Quikling/gpdb,lintzc/gpdb,Quikling/gpdb,lintzc/gpdb,jmcatamney/gpdb,royc1/gpdb,chrishajas/gpdb,edespino/gpdb,50wu/gpdb,50wu/gpdb,greenplum-db/gpdb,zaksoup/gpdb,xuegang/gpdb,50wu/gpdb,rvs/gpdb,jmcatamney/gpdb,50wu/gpdb,edespino/gpdb,xuegang/gpdb,ashwinstar/gpdb,edespino/gpdb,kaknikhil/gpdb,janebeckman/gpdb,yuanzhao/gpdb,greenplum-db/gpdb,0x0FFF/gpdb,kaknikhil/gpdb,royc1/gpdb,0x0FFF/gpdb,CraigHarris/gpdb,CraigHarris/gpdb,lisakowen/gpdb,zaksoup/gpdb,greenplum-db/gpdb,zaksoup/gpdb,cjcjameson/gpdb,greenplum-db/gpdb,Quikling/gpdb,Chibin/gpdb,Quikling/gpdb,yuanzhao/gpdb,chrishajas/gpdb,lintzc/gpdb,yuanzhao/gpdb,xinzweb/gpdb,Quikling/gpdb,lisakowen/gpdb,xinzweb/gpdb,xuegang/gpdb,lintzc/gpdb,ahachete/gpdb,lisakowen/gpdb,chrishajas/gpdb,cjcjameson/gpdb,rvs/gpdb,lintzc/gpdb,ashwinstar/gpdb,jmcatamney/gpdb,ahachete/gpdb,xuegang/gpdb,ashwinstar/gpdb,ahachete/gpdb,kaknikhil/gpdb,royc1/gpdb,ahachete/gpdb,lintzc/gpdb,zaksoup/gpdb,chrishajas/gpdb,edespino/gpdb,ashwinstar/gpdb,kaknikhil/gpdb,adam8157/gpdb,chrishajas/gpdb,Quikling/gpdb,CraigHarris/gpdb,janebeckman/gpdb,jmcatamney/gpdb,50wu/gpdb,kaknikhil/gpdb,chrishajas/gpdb,lintzc/gpdb,lisakowen/gpdb,0x0FFF/gpdb,adam8157/gpdb,lisakowen/gpdb,adam8157/gpdb,rvs/gpdb,ahachete/gpdb,royc1/gpdb,CraigHarris/gpdb,adam8157/gpdb,CraigHarris/gpdb,cjcjameson/gpdb,royc1/gpdb,edespino/gpdb,kaknikhil/gpdb,ashwinstar/gpdb,ashwinstar/gpdb,xuegang/gpdb,edespino/gpdb,janebeckman/gpdb,rvs/gpdb,zaksoup/gpdb,Quikling/gpdb,jmcatamney/gpdb,50wu/gpdb,CraigHarris/gpdb,CraigHarris/gpdb,lisakowen/gpdb,cjcjameson/gpdb,kaknikhil/gpdb,greenplum-db/gpdb,Chibin/gpdb,jmcatamney/gpdb,chrishajas/gpdb,adam8157/gpdb,rvs/gpdb,0x0FFF/gpdb,rvs/gpdb,50wu/gpdb,adam8157/gpdb,yuanzhao/gpdb,ashwinstar/gpdb,Chibin/gpdb,rvs/gpdb,janebeckman/gpdb,chrishajas/gpdb,janebeckman/gpdb,edespino/gpdb,kaknikhil/gpdb,yuanzhao/gpdb,cjcjameson/gpdb,cjcjameson/gpdb,rvs/gpdb,janebeckman/gpdb,Chibin/gpdb,rvs/gpdb,jmcatamney/gpdb,cjcjameson/gpdb,jmcatamney/gpdb,CraigHarris/gpdb,edespino/gpdb,lisakowen/gpdb,xinzweb/gpdb,ahachete/gpdb,0x0FFF/gpdb,janebeckman/gpdb,janebeckman/gpdb,Quikling/gpdb,lintzc/gpdb,rvs/gpdb,cjcjameson/gpdb,xinzweb/gpdb,xinzweb/gpdb,Chibin/gpdb,0x0FFF/gpdb,xuegang/gpdb,zaksoup/gpdb,Quikling/gpdb,yuanzhao/gpdb,lisakowen/gpdb,yuanzhao/gpdb,Chibin/gpdb,Quikling/gpdb,ahachete/gpdb,ashwinstar/gpdb,yuanzhao/gpdb,kaknikhil/gpdb,royc1/gpdb,yuanzhao/gpdb,royc1/gpdb,Chibin/gpdb,xinzweb/gpdb,Chibin/gpdb,xuegang/gpdb,zaksoup/gpdb,Chibin/gpdb,greenplum-db/gpdb,xuegang/gpdb,kaknikhil/gpdb,CraigHarris/gpdb,edespino/gpdb,xinzweb/gpdb,yuanzhao/gpdb