[Chapel Merge] Add perf annotations for 2020-10-01

Branch: refs/heads/master
Revision: 4bc1b33
Author: ronawho
Log Message:

Merge pull request #16524 from ronawho/perf-annotations

Add perf annotations for 2020-10-01

Add recent performance annotations and some that we missed previously
over the course of the release cycle.

Modified Files:
M test/ANNOTATIONS.yaml

Compare: https://github.com/chapel-lang/chapel/compare/a58a4c9c0639...4bc1b3307be6