Do not trigger on GPDB commits [#130117989]
Do not trigger on GPDB commits [#130117989]

We want new commits of ORCA to trigger `installcheck`, but not new
commits in GPDB. To be clear, that should happen, but in a different
pipeline.

This should have been part of 5e02d1c.

[ci skip]

lisakowen/gpdb,PengJi/gporca-comments,lisakowen/gpdb,adam8157/gpdb,adam8157/gpdb,adam8157/gpdb,lisakowen/gpdb,adam8157/gpdb,greenplum-db/gpdb,xinzweb/gpdb,greenplum-db/gporca,jmcatamney/gpdb,xinzweb/gpdb,adam8157/gpdb,50wu/gpdb,greenplum-db/gporca,greenplum-db/gpdb,greenplum-db/gpdb,PengJi/gporca-comments,50wu/gpdb,jmcatamney/gpdb,jmcatamney/gpdb,greenplum-db/gpdb,xinzweb/gpdb,50wu/gpdb,50wu/gpdb,jmcatamney/gpdb,greenplum-db/gporca,lisakowen/gpdb,greenplum-db/gpdb,greenplum-db/gporca,greenplum-db/gpdb,xinzweb/gpdb,PengJi/gporca-comments,adam8157/gpdb,xinzweb/gpdb,jmcatamney/gpdb,50wu/gpdb,jmcatamney/gpdb,PengJi/gporca-comments,lisakowen/gpdb,lisakowen/gpdb,lisakowen/gpdb,50wu/gpdb,greenplum-db/gpdb,greenplum-db/gpdb,xinzweb/gpdb,PengJi/gporca-comments,lisakowen/gpdb,jmcatamney/gpdb,50wu/gpdb,adam8157/gpdb,xinzweb/gpdb,50wu/gpdb,adam8157/gpdb,jmcatamney/gpdb,xinzweb/gpdb