Revert "Include Vulkan in all Android builds on the CQ"
Revert "Include Vulkan in all Android builds on the CQ"

This reverts commit 6516293c123339549001efec7ff0c538d43b3468.

Reason for revert:

Build-Debian9-Clang-arm-Debug-Android_Vulkan and Build-Debian9-Clang-mips64el-Debug-Android_Vulkan don't exist yet.  (Build-Debian9-Clang-arm64-Debug-Android_Vulkan does.)

Original change's description:
> Include Vulkan in all Android builds on the CQ
> 
> Bug: skia:
> Change-Id: I3988b0e16ab0d6b7e14523afb9aa38ddc0a26ece
> Reviewed-on: https://skia-review.googlesource.com/66980
> Commit-Queue: Chris Dalton <csmartdalton@google.com>
> Reviewed-by: Ben Wagner <benjaminwagner@google.com>

TBR=mtklein@google.com,benjaminwagner@google.com,rmistry@google.com,csmartdalton@google.com

Change-Id: I7128ec16f79775f413f22be2b663a87a73ca0dfe
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: skia:
Reviewed-on: https://skia-review.googlesource.com/67660
Reviewed-by: Mike Klein <14574f09dfa9b4e14759b88c3426a495a0e627b0@chromium.org>
Commit-Queue: Mike Klein <14574f09dfa9b4e14759b88c3426a495a0e627b0@chromium.org>

aosp-mirror/platform_external_skia,HalCanary/skia-hc,aosp-mirror/platform_external_skia,rubenvb/skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,google/skia,rubenvb/skia,Hikari-no-Tenshi/android_external_skia,aosp-mirror/platform_external_skia,rubenvb/skia,aosp-mirror/platform_external_skia,rubenvb/skia,google/skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,rubenvb/skia,rubenvb/skia,google/skia,HalCanary/skia-hc,google/skia,HalCanary/skia-hc,aosp-mirror/platform_external_skia,HalCanary/skia-hc,Hikari-no-Tenshi/android_external_skia,HalCanary/skia-hc,google/skia,Hikari-no-Tenshi/android_external_skia,google/skia,HalCanary/skia-hc,google/skia,rubenvb/skia,google/skia,HalCanary/skia-hc,HalCanary/skia-hc,HalCanary/skia-hc,Hikari-no-Tenshi/android_external_skia,Hikari-no-Tenshi/android_external_skia,rubenvb/skia,rubenvb/skia,rubenvb/skia,Hikari-no-Tenshi/android_external_skia,HalCanary/skia-hc,Hikari-no-Tenshi/android_external_skia,google/skia,aosp-mirror/platform_external_skia,Hikari-no-Tenshi/android_external_skia,google/skia