[spirv] Update SPIRV-Tools and SPIRV-Headers. (#3156)

ehsannas · web-flow · commit 4f7da6520005 · 2020-09-25T13:58:07.000-05:00
diff --git a/external/SPIRV-Headers b/external/SPIRV-Headers
@@ -1 +1 @@
-Subproject commit 3fdabd0da2932c276b25b9b4a988ba134eba1aa6
+Subproject commit 060627f0b0d2fa8581b5acb939f46e3b9e500593
diff --git a/external/SPIRV-Tools b/external/SPIRV-Tools
@@ -1 +1 @@
-Subproject commit 2c60d16a646b7b4d1541e278dda7133cf6feaa9b
+Subproject commit 9e17b9d07a2536dc0a717ba0ed7c419659400078
