[SPIR-V] Update submodules (microsoft#5850)

Keenuts · web-flow · commit d6e7e37e5f2b · 2023-10-11T14:40:12.000-04:00
Update submodules to prepare the LunarG SDK release.
diff --git a/external/SPIRV-Headers b/external/SPIRV-Headers
@@ -1 +1 @@
-Subproject commit 79743b899fde5c954897b2694291002626358fac
+Subproject commit 4183b260f4cccae52a89efdfcdd43c4897989f42
diff --git a/external/SPIRV-Tools b/external/SPIRV-Tools
@@ -1 +1 @@
-Subproject commit 847715d6c65200987c079fb13ca7925760faec23
+Subproject commit 360d469b9eac54d6c6e20f609f9ec35e3a5380ad
