Remove thread dumping constant that requires newer Platform SDK
Remove thread dumping constant that requires newer Platform SDK

Since we're not multithreaded it only provides marginally useful
information, and it does require a newer version of the Platform SDK
than we target. We may want to reconsider this in the future along
with a fix for MinGW.

50wu/gpdb,50wu/gpdb,jmcatamney/gpdb,tpostgres-projects/tPostgres,ovr/postgres-xl,adam8157/gpdb,arcivanov/postgres-xl,arcivanov/postgres-xl,xinzweb/gpdb,greenplum-db/gpdb,lisakowen/gpdb,ashwinstar/gpdb,oberstet/postgres-xl,jmcatamney/gpdb,tpostgres-projects/tPostgres,ashwinstar/gpdb,jmcatamney/gpdb,50wu/gpdb,adam8157/gpdb,techdragon/Postgres-XL,Postgres-XL/Postgres-XL,kmjungersen/PostgresXL,tpostgres-projects/tPostgres,oberstet/postgres-xl,ovr/postgres-xl,ovr/postgres-xl,oberstet/postgres-xl,jmcatamney/gpdb,kmjungersen/PostgresXL,50wu/gpdb,xinzweb/gpdb,adam8157/gpdb,oberstet/postgres-xl,jmcatamney/gpdb,adam8157/gpdb,adam8157/gpdb,xinzweb/gpdb,adam8157/gpdb,Postgres-XL/Postgres-XL,snaga/postgres-xl,lisakowen/gpdb,lisakowen/gpdb,zeroae/postgres-xl,lisakowen/gpdb,yazun/postgres-xl,ashwinstar/gpdb,pavanvd/postgres-xl,adam8157/gpdb,50wu/gpdb,ovr/postgres-xl,pavanvd/postgres-xl,lisakowen/gpdb,yazun/postgres-xl,lisakowen/gpdb,ashwinstar/gpdb,postmind-net/postgres-xl,arcivanov/postgres-xl,postmind-net/postgres-xl,lisakowen/gpdb,50wu/gpdb,ovr/postgres-xl,oberstet/postgres-xl,arcivanov/postgres-xl,arcivanov/postgres-xl,ashwinstar/gpdb,tpostgres-projects/tPostgres,xinzweb/gpdb,greenplum-db/gpdb,xinzweb/gpdb,techdragon/Postgres-XL,lisakowen/gpdb,kmjungersen/PostgresXL,arcivanov/postgres-xl,zeroae/postgres-xl,zeroae/postgres-xl,greenplum-db/gpdb,kmjungersen/PostgresXL,50wu/gpdb,xinzweb/gpdb,techdragon/Postgres-XL,snaga/postgres-xl,50wu/gpdb,Postgres-XL/Postgres-XL,jmcatamney/gpdb,techdragon/Postgres-XL,postmind-net/postgres-xl,Postgres-XL/Postgres-XL,yazun/postgres-xl,zeroae/postgres-xl,Postgres-XL/Postgres-XL,yazun/postgres-xl,kmjungersen/PostgresXL,postmind-net/postgres-xl,snaga/postgres-xl,jmcatamney/gpdb,xinzweb/gpdb,yazun/postgres-xl,pavanvd/postgres-xl,xinzweb/gpdb,ashwinstar/gpdb,ashwinstar/gpdb,greenplum-db/gpdb,pavanvd/postgres-xl,techdragon/Postgres-XL,greenplum-db/gpdb,greenplum-db/gpdb,snaga/postgres-xl,adam8157/gpdb,postmind-net/postgres-xl,greenplum-db/gpdb,tpostgres-projects/tPostgres,jmcatamney/gpdb,snaga/postgres-xl,ashwinstar/gpdb,greenplum-db/gpdb,zeroae/postgres-xl,pavanvd/postgres-xl