Merge pull request #1343 from billhollings/minor-doc-fix

Change documentation references to macOS 10.16 to macOS 11.0.
diff --git a/Docs/Whats_New.md b/Docs/Whats_New.md
index 53cf64e..1296ce6 100644
--- a/Docs/Whats_New.md
+++ b/Docs/Whats_New.md
@@ -21,7 +21,7 @@
 - Add beta support for using Metal argument buffers for shader resources on _macOS_, by setting 
   `MVK_CONFIG_USE_METAL_ARGUMENT_BUFFERS` environment variable (disabled by default). This dramatically
   expands the number of resources that can be submitted to a pipeline stage, per the Vulkan
-  `VK_EXT_descriptor_indexing` extension. **Currently available on _macOS 10.16 (Big Sur)_ or later, 
+  `VK_EXT_descriptor_indexing` extension. **Currently available on _macOS 11.0 (Big Sur)_ or later, 
   and on earlier _macOS_ versions on _Intel_ GPU's**.
 - Add support for `HDR10` colorspace via `VK_COLOR_SPACE_HDR10_HLG_EXT` and `VK_COLOR_SPACE_HDR10_ST2084_EXT`.
 - Always explicitly set `CAMetalLayer` colorspace property based on _Vulkan_ parameters, 
diff --git a/MoltenVK/MoltenVK/API/vk_mvk_moltenvk.h b/MoltenVK/MoltenVK/API/vk_mvk_moltenvk.h
index f1641c4..68a6080 100644
--- a/MoltenVK/MoltenVK/API/vk_mvk_moltenvk.h
+++ b/MoltenVK/MoltenVK/API/vk_mvk_moltenvk.h
@@ -810,7 +810,7 @@
 	 * shaders. If this setting is disabled, MoltenVK will bind resources to shaders discretely.
 	 *
 	 * NOTE: Currently, Metal argument buffer support is in beta stage, and is only supported
-	 * on macOS 10.16 (Big Sur) or later, or on older versions of macOS using an Intel GPU.
+	 * on macOS 11.0 (Big Sur) or later, or on older versions of macOS using an Intel GPU.
 	 * Metal argument buffers support is not available on iOS. Development to support iOS
 	 * and a wider combination of GPU's on older macOS versions is under way.
 	 *
diff --git a/MoltenVK/MoltenVK/GPUObjects/MVKDevice.mm b/MoltenVK/MoltenVK/GPUObjects/MVKDevice.mm
index d4e1a4b..0c34db3 100644
--- a/MoltenVK/MoltenVK/GPUObjects/MVKDevice.mm
+++ b/MoltenVK/MoltenVK/GPUObjects/MVKDevice.mm
@@ -1556,7 +1556,7 @@
 #endif
 
 	// Currently, Metal argument buffer support is in beta stage, and is only supported
-	// on macOS 10.16 (Big Sur) or later, or on older versions of macOS using an Intel GPU.
+	// on macOS 11.0 (Big Sur) or later, or on older versions of macOS using an Intel GPU.
 	// Metal argument buffers support is not available on iOS. Development to support iOS
 	// and a wider combination of GPU's on older macOS versions is under way.
 #if MVK_MACOS