[chore] Rename AKS runners' labels for consistency #13421

Job	Run time
Smart_CI	22s
Build	15m 50s
Debian Packages	1m 27s
Samples	5m 39s
ONNX Runtime Integration	5m 22s
Conformance (OP)	9m 13s
C++ unit tests	10m 34s
Conformance (API)	40s
Python unit tests	33m 55s
CPU functional tests	19m 20s
GPU_Stub	1s
NVIDIA plugin	8m 49s
PyTorch Models tests	24m 34s
TensorFlow Hub Models tests	3m 45s
TensorFlow Hub Performance Models tests	3m 9s
ci/gha_overall_status	1s
	2h 22m 41s

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