Update the Vulkan loader to SDK 1.0.46.0

third_party/vulkan/loader/dev_ext_trampoline.c

@@ -21,9 +21,12 @@
 #include "vk_loader_platform.h"
 #include "loader.h"
 #if defined(__GNUC__) && !defined(__clang__)
-#pragma GCC optimize(3) // force gcc to use tail-calls
+#pragma GCC optimize(3)  // force gcc to use tail-calls
 #endif
 
+// Clang-format does not understand macros.
+// clang-format off
+
  // Trampoline function macro for unknown physical device extension command.
 #define DevExtTramp(num)                                                       \
 VKAPI_ATTR void VKAPI_CALL vkdev_ext##num(VkDevice device) {                   \