Update the links to the validation documentation (#310)

Author: johnzupin

chapters/validation_overview.adoc

@@ -53,9 +53,9 @@ The Khronos Validation Layer used to consist of multiple layers but now has been
 The Validation Layers are constantly being updated and improved so it is always possible to grab the source and link:https://github.com/KhronosGroup/Vulkan-ValidationLayers/blob/main/BUILD.md[build it yourself]. In case you want a prebuilt version there are various options for all supported platforms:
 
   * **Android** - Binaries are link:https://github.com/KhronosGroup/Vulkan-ValidationLayers/releases[released on GitHub] with most up to date version. The NDK will also comes with the Validation Layers built and link:https://developer.android.com/ndk/guides/graphics/validation-layer[information on how to use them].
-  * **Linux** - The link:https://vulkan.lunarg.com/sdk/home[Vulkan SDK] comes with the Validation Layers built and instructions on how to use them on link:https://vulkan.lunarg.com/doc/sdk/latest/linux/validation_layers.html[Linux].
-  * **MacOS** - The link:https://vulkan.lunarg.com/sdk/home[Vulkan SDK] comes with the Validation Layers built and instructions on how to use them on link:https://vulkan.lunarg.com/doc/sdk/latest/mac/validation_layers.html[MacOS].
-  * **Windows** - The link:https://vulkan.lunarg.com/sdk/home[Vulkan SDK] comes with the Validation Layers built and instructions on how to use them on link:https://vulkan.lunarg.com/doc/sdk/latest/windows/validation_layers.html[Windows].
+  * **Linux** - The link:https://vulkan.lunarg.com/sdk/home[Vulkan SDK] comes with the Validation Layers built and instructions on how to use them on link:https://vulkan.lunarg.com/doc/sdk/latest/linux/khronos_validation_layer.html[Linux].
+  * **MacOS** - The link:https://vulkan.lunarg.com/sdk/home[Vulkan SDK] comes with the Validation Layers built and instructions on how to use them on link:https://vulkan.lunarg.com/doc/sdk/latest/mac/khronos_validation_layer.html[MacOS].
+  * **Windows** - The link:https://vulkan.lunarg.com/sdk/home[Vulkan SDK] comes with the Validation Layers built and instructions on how to use them on link:https://vulkan.lunarg.com/doc/sdk/latest/windows/khronos_validation_layer.html[Windows].
 
 == Breaking Down a Validation Error Message