WIP Issue #1356276 by mpotter, balsama, phenaproxima, dpagini, geerlingguy,...
Issue #1356276 by mpotter, balsama, phenaproxima, dpagini, geerlingguy, DamienMcKenna, dawehner, e2thex, amcgowanca, helior, timodwhit, bendeguz.csirmaz, shaal, geoffreyr, nevergone, dwkitchen, cweagans, patcon, dagomar, das-peter, ezeedub, mqanneh, tom friedhof, tirdadc, lapith, lucascaro: Allow profiles to define a base/parent profile
Closes #1356276