Future proofing
Future proofing

The regex only single digits for first digit, what happens when gpdb becomes 10.0.0, it would fail so future proofing the tool

Co-Authored-By: Aitor Pérez Cedres <ac2c43fee8219ed1edb3fdbf8046963d3b73b3ed@gmail.com>

ielizaga/piv-go-gpdb,ielizaga/piv-go-gpdb,ielizaga/piv-go-gpdb