[microNPU] Add relu6 relu_n1_to_1 test cases for Ethos-U#13645

ekalda merged 5 commits intoapache:mainapache/tvm:mainfrom

Aleksei-grovety:add-relu6-and-relu_n1_to_1-to-ethosuAleksei-grovety/tvm:add-relu6-and-relu_n1_to_1-to-ethosuCopy head branch name to clipboard