COMPMID-1085 : runtime_error thrown by QASYMM8 CLGEMMConvolutionLayer::validate

shape and quantization info were corrected.
Error from validate() is forwarded.
Validate() tests outside the context of configure()are added.

Change-Id: I13f1a02eccda6b595089c4875b21853ca372f2f2
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/129323
Tested-by: Jenkins <bsgcomp@arm.com>
Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
2 files changed