Add angle_deqp_khr_gles32_tests to gn_isolate_map.py
Add angle_deqp_khr_gles32_tests to gn_isolate_map.py

Bug: angleproject:3647
Change-Id: I8af7d21ae7b25586b9e3bb77bb64f033fc6cafce
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2548861
Reviewed-by: Yuly Novikov <36f5580f63d0a3eacc17e89a61d11e2f646630d2@chromium.org>
Commit-Queue: Shahbaz Youssefi <582eeec4f08a2ccd61e3ef52115e6e7c571582de@chromium.org>

ppy/angle,ppy/angle,ppy/angle,ppy/angle