Add Vulkan-Docs submodule

Exanite · Exanite · commit 09b79eb7f5c8 · 2025-05-23T18:11:49.000-04:00
diff --git a/.gitmodules b/.gitmodules
@@ -13,3 +13,6 @@
 [submodule "eng/submodules/silk.net-2.x"]
 	path = eng/submodules/silk.net-2.x
 	url = https://github.com/dotnet/Silk.NET
+[submodule "eng/submodules/vulkan"]
+	path = eng/submodules/vulkan
+	url = https://github.com/KhronosGroup/Vulkan-Docs.git
diff --git a/eng/submodules/vulkan b/eng/submodules/vulkan
@@ -0,0 +1 @@
+Subproject commit 112aee75d162412a4623e7d22a3de52e0233cbf5
