Add android_angle_rel_ng to ANGLE CQ Swarmed Nexus 5X bot. Mirroring Android Release (Nexus 5X) from chromium.gpu.fyi BUG=chromium:617848, chromium:534814 Change-Id: I773c6accd3b4023822ddb165556e3af11ff5c6b1 Reviewed-on: https://chromium-review.googlesource.com/356470 Reviewed-by: Kenneth Russell <kbr@chromium.org> Reviewed-by: Andrii Shyshkalov <tandrii@chromium.org> Reviewed-by: Geoff Lang <geofflang@chromium.org> Reviewed-by: Jamie Madill <jmadill@chromium.org> Commit-Queue: Yuly Novikov <ynovikov@chromium.org>