ENG-16021: Fifth set of tweaks to the JUnit Auto-filer: (#6285)
ENG-16021: Fifth set of tweaks to the JUnit Auto-filer: (#6285)

Just fixed a problem when there is no last_build_recorded (in the 'qa'
database), which was affecting test-nextrelease-nonflaky-pro-junit
builds.
VoltDB/voltdb,VoltDB/voltdb,VoltDB/voltdb,VoltDB/voltdb,VoltDB/voltdb,VoltDB/voltdb,VoltDB/voltdb