Calculating uv transforms for terrain detail materials
This adds support for uv transforms in terrain detail materials. To support this work, the code for generating a matrix from material properties was pulled out of the material functor and put into a new MaterialUtils file in Atom Utils.
* Final update copyright headers to reference license files at the repo root
Signed-off-by: spham <spham@amazon.com>
* Fix copyright validator unit tests to support the stale O3DE header scenario
Signed-off-by: spham <spham@amazon.com>