[Tracking Issue] Continued Arm(R) Ethos(TM)-U NPU operator support

[lhutton1]

This issue is to track progress for Arm(R) Ethos(TM)-U NPU operator support. It follows on from #9410 which contains previously submitted and merged PR's for operator support.

• FULLY CONNECTED ([microNPU] Add support for TFLite FULLY_CONNECTED #10345)
• HARD SWISH ([microNPU] Add support for hard swish #12120)
• SLICE (completed in [Tracking Issue] Arm(R) Ethos(TM)-U NPU operator support #9410)
• RESIZE BILINEAR ([microNPU] Add support for nearest neighbor and bilinear upsampling #9841)
• PACK ([microNPU] Add support for pack and unpack #9960)
• UNPACK ([microNPU] Add support for pack and unpack #9960)
• LRELU (int8 variant) ([microNPU] Add support for LeakyReLU #10127)
• QUANTIZE (requantize) ([microNPU] Add support for requantize #9910)
• TRANSPOSE CONVOLUTION (2x2 strides only) ([microNPU] Add support for transpose convolution #9855)
• Removal of redundant identity operators ([microNPU] Introduce a pass to remove redundant identity operations #10254)
• Addressing comments on testing for all operators