ANGLE: Murmurhash

Used on Windows to implement OpenGL ES on top of DirectX. Configure with -no-opengl, or -opengl desktop to exclude.

The sources can be found in qt-everywhere-src-5.15.2/qtbase/src/3rdparty/angle/src/third_party/murmurhash.

 MurmurHash3 was written by Austin Appleby, and is placed in the public domain. The author hereby disclaims copyright to this source code.

Public Domain.