Added Google Filament to the list of known usages.

Author: adam-sawicki-a

README.md

@@ -89,6 +89,7 @@ See **[Documentation](https://gpuopen-librariesandsdks.github.io/VulkanMemoryAll
 
 # Software using this library
 
+- **[Filament](https://github.com/google/filament)** - physically based rendering engine for Android, Windows, Linux and macOS, from Google. Apache License 2.0.
 - **[Anvil](https://github.com/GPUOpen-LibrariesAndSDKs/Anvil)** - cross-platform framework for Vulkan. License: MIT.
 - **[vkDOOM3](https://github.com/DustinHLand/vkDOOM3)** - Vulkan port of GPL DOOM 3 BFG Edition. License: GNU GPL.
 - **[Lightweight Java Game Library (LWJGL)](https://www.lwjgl.org/)** - includes binding of the library for Java. License: BSD.