Roll SPIRV Tools and Headers into ANGLE

SPIRV-Tools roller did not roll the correct headers version.

Change-Id: Ifa1c9e2ee92e11a5e84ba78249e422884f5b6582
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1663840
Reviewed-by: Jonah Ryan-Davis <jonahr@google.com>
Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>
Commit-Queue: Jonah Ryan-Davis <jonahr@google.com>

DEPS

@@ -15,10 +15,10 @@ vars = {
   'glslang_revision': '11805e41d992a9950a9f7f84c505bb7305fbd09f',
 
   # Current revision fo the SPIRV-Headers Vulkan support library.
-  'spirv_headers_revision': '8b911bd2ba37677037b38c9bd286c7c05701bcda',
+  'spirv_headers_revision': 'de99d4d834aeb51dd9f099baa285bd44fd04bb3d',
 
   # Current revision of SPIRV-Tools for Vulkan.
-  'spirv_tools_revision': '59983a601091f1e30fe59f6b2585d9e79ac34a2a',
+  'spirv_tools_revision': '2090d7a2d26cb9bb0b8738f36a156ed3084a7ab0',
 
   # Current revision of Khronos Vulkan-Headers.
   'vulkan_headers_revision': '982f0f84dccf6f281b48318c77261a9028000126',