Retire chenette and eloaverona
This change retires and as maintainers and
codeowners for Grid.
-* @agunde406 @chenette @davececchi @dcmiddle @dnewh @dplumb94 @eloaverona @jsmitchell @leebradley @peterschwarz @rberg2 @rbuysse @RyanLassigBanks @shannynalayna @vaporos
+* @agunde406 @davececchi @dcmiddle @dnewh @dplumb94 @jsmitchell @leebradley @peterschwarz @rberg2 @rbuysse @RyanLassigBanks @shannynalayna @vaporos
