Update submodule hashes for SPIRV-Tools and SPIRV-Headers. (#5450)

dnovillo · web-flow · commit c201a11d6e2f · 2023-07-24T20:50:52.000Z
This is in preparation for the upcoming 1.7.2308 release.
diff --git a/external/SPIRV-Headers b/external/SPIRV-Headers
@@ -1 +1 @@
-Subproject commit 14914db17a1fc16e06c4e49e5353bb80b3267e9c
+Subproject commit 51b106461707f46d962554efe1bf56dee28958a3
diff --git a/external/SPIRV-Tools b/external/SPIRV-Tools
@@ -1 +1 @@
-Subproject commit bf03d40922409560e03fad3d4393025763309895
+Subproject commit ec90d2872acbb4802661c9186a1e0fce8924e97b
