Conformance Test fixes for Windows

* Paths unsupported in load library for python 3.9
* RESCALE min/max calculations not promoted to int64
* Utils product() calculation also not promoted to large enough storage
* Fixed color printing output
* Made conformance generator build ops in sorted order for consistence
* Updated default model file locations and tool help messages
* Fixed TransposePermsOutputShapeMismatch ERROR_IF

Change-Id: I18cfa49e7016ee5a5453b5669c39e587175a15f5
Signed-off-by: Jeremy Johnson <jeremy.johnson@arm.com>