Vulkan: Limit EGL_NV_context_priority_realtime to Android Device creation fails on Linux when a REALTIME queue is requested, likely due to permission issues. Bug: angleproject:397474813 Change-Id: I0451db1dac9cbf2795439b251274f1a8057cbd6e Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/6880530 Reviewed-by: Yuly Novikov <ynovikov@chromium.org> Auto-Submit: Shahbaz Youssefi <syoussefi@chromium.org> Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org>