Update spirv-tools to TOT github
Update spirv-tools to TOT github

I want to bring in the fix in
https://github.com/KhronosGroup/SPIRV-Tools/pull/1989
which resolves some build issues with my change in
https://github.com/KhronosGroup/SPIRV-Tools/pull/1969
before anybody wastes time on it.

Change-Id: I15f893f002e6d44f6d7f4e00997a22c3e5209545
Components: Vulkan, OpenGL, Framework

googlestadia/VK-GL-CTS,googlestadia/VK-GL-CTS,googlestadia/VK-GL-CTS,KhronosGroup/Vulkan-CTS,KhronosGroup/VK-GL-CTS,KhronosGroup/Vulkan-CTS,KhronosGroup/VK-GL-CTS,googlestadia/VK-GL-CTS,googlestadia/VK-GL-CTS,KhronosGroup/VK-GL-CTS,KhronosGroup/Vulkan-CTS,KhronosGroup/Vulkan-CTS,googlestadia/VK-GL-CTS,KhronosGroup/VK-GL-CTS,KhronosGroup/VK-GL-CTS,KhronosGroup/VK-GL-CTS,KhronosGroup/Vulkan-CTS,KhronosGroup/Vulkan-CTS