[Tests/Math/Quaternion] Check quaternion multiplication
[Tests/Math/Quaternion] Check quaternion multiplication

This new test case check that the previous addition of quaternion
multiplication is valid against known and precomputed values. The test
makes use of operator[] for fuzzy comparison because of the lack of a
dedicated Catch primitive for doing this.

Co-authored-by: Razakhel <f413280a9c6f5272f1d68d59268288095c68ae97@gmail.com>

Razakhel/RaZ,Razakhel/RaZ