update moltenvk to 1.1.6

deps/moltenvk/include/MoltenVK/vk_mvk_moltenvk.h

@@ -50,7 +50,7 @@ typedef unsigned long MTLLanguageVersion;
  */
 #define MVK_VERSION_MAJOR   1
 #define MVK_VERSION_MINOR   1
-#define MVK_VERSION_PATCH   5
+#define MVK_VERSION_PATCH   6
 
 #define MVK_MAKE_VERSION(major, minor, patch)    (((major) * 10000) + ((minor) * 100) + (patch))
 #define MVK_VERSION     MVK_MAKE_VERSION(MVK_VERSION_MAJOR, MVK_VERSION_MINOR, MVK_VERSION_PATCH)
@@ -994,6 +994,7 @@ typedef VkResult (VKAPI_PTR *PFN_vkSetMoltenVKConfigurationMVK)(VkInstance ignor
 typedef VkResult (VKAPI_PTR *PFN_vkGetPhysicalDeviceMetalFeaturesMVK)(VkPhysicalDevice physicalDevice, MVKPhysicalDeviceMetalFeatures* pMetalFeatures, size_t* pMetalFeaturesSize);
 typedef VkResult (VKAPI_PTR *PFN_vkGetPerformanceStatisticsMVK)(VkDevice device, MVKPerformanceStatistics* pPerf, size_t* pPerfSize);
 typedef void (VKAPI_PTR *PFN_vkGetVersionStringsMVK)(char* pMoltenVersionStringBuffer, uint32_t moltenVersionStringBufferLength, char* pVulkanVersionStringBuffer, uint32_t vulkanVersionStringBufferLength);
+typedef void (VKAPI_PTR *PFN_vkSetWorkgroupSizeMVK)(VkShaderModule shaderModule, uint32_t x, uint32_t y, uint32_t z);
 typedef VkResult (VKAPI_PTR *PFN_vkUseIOSurfaceMVK)(VkImage image, IOSurfaceRef ioSurface);
 typedef void (VKAPI_PTR *PFN_vkGetIOSurfaceMVK)(VkImage image, IOSurfaceRef* pIOSurface);
 
@@ -1002,6 +1003,7 @@ typedef void (VKAPI_PTR *PFN_vkGetMTLDeviceMVK)(VkPhysicalDevice physicalDevice,
 typedef VkResult (VKAPI_PTR *PFN_vkSetMTLTextureMVK)(VkImage image, id<MTLTexture> mtlTexture);
 typedef void (VKAPI_PTR *PFN_vkGetMTLTextureMVK)(VkImage image, id<MTLTexture>* pMTLTexture);
 typedef void (VKAPI_PTR *PFN_vkGetMTLBufferMVK)(VkBuffer buffer, id<MTLBuffer>* pMTLBuffer);
+typedef void (VKAPI_PTR *PFN_vkGetMTLCommandQueueMVK)(VkQueue queue, id<MTLCommandQueue>* pMTLCommandQueue);
 #endif // __OBJC__
 
 
@@ -1246,6 +1248,19 @@ VKAPI_ATTR void VKAPI_CALL vkGetMTLBufferMVK(
     VkBuffer                                    buffer,
     id<MTLBuffer>*                              pMTLBuffer);
 
+/**
+* Returns, in the pMTLCommandQueue pointer, the MTLCommandQueue currently underlaying the VkQueue.
+*
+* This function is not supported by the Vulkan SDK Loader and Layers framework.
+* The VkQueue object you provide here must have been retrieved directly from
+* MoltenVK, and not through the Vulkan SDK Loader and Layers framework. Opaque Vulkan
+* objects are often changed by layers, and passing them from one layer to another,
+* or from a layer directly to MoltenVK, will result in undefined behaviour.
+*/
+VKAPI_ATTR void VKAPI_CALL vkGetMTLCommandQueueMVK(
+    VkQueue                                     queue,
+    id<MTLCommandQueue>*                        pMTLCommandQueue);
+
 #endif // __OBJC__
 
 /**