APA WG review of ARIA 1.2 and Core-AAM 1.2

As part of our horizontal review obligations, I asked the APA WG to 
review ARIA 1.2 and Core-AAM 1.2:

https://lists.w3.org/Archives/Public/public-apa/2020Nov/0005.html

The group today decided it has no comments, and accessibility horizontal 
review is complete:

https://www.w3.org/2020/11/11-apa-minutes.html#item04

Michael