OTC Vote: Allow the backport of the AES-XTS optimization on Power platform

[Matt Caswell]

OTC members who were not present in today's meeting please vote on the 
following topic:

Topic: Allow the backport of the AES-XTS optimization on Power platform 
as per
#24531 to all branches back to 3.0 subject to the standard review process
normal review process

Please place your votes here:

https://github.com/openssl/technical-policies/issues/96

Matt