alias penetration_while_penetrated -> penetrating_while_penetrated

BUR #63853 has been approved by @evazion.

create alias penetration_while_penetrated -> penetrating_while_penetrated

All the other tags in this style are xing_while_yed so this looks like the odd one out.

The bulk update request #63853 (forum #458832) has been approved by @evazion.