vulkan: update Vulkan headers to 1.0.38

Test: make ; mmm frameworks/native/vulkan
Change-Id: I6437dc951bd694cb848f75d0de7eb7dbe8a4d1fe
diff --git a/vulkan/libvulkan/code-generator.tmpl b/vulkan/libvulkan/code-generator.tmpl
index 46333ec..87ad848 100644
--- a/vulkan/libvulkan/code-generator.tmpl
+++ b/vulkan/libvulkan/code-generator.tmpl
@@ -1114,6 +1114,8 @@
   {{else if eq $ext "VK_KHR_wayland_surface"}}true
   {{else if eq $ext "VK_KHR_mir_surface"}}true
   {{else if eq $ext "VK_KHR_win32_surface"}}true
+  {{else if eq $ext "VK_NV_external_memory_win32"}}true
+  {{else if eq $ext "VK_NV_win32_keyed_mutex"}}true
   {{end}}
 {{end}}