fix(deps): update dependency grpcio to v1.70.0 #2792

Job	Run time
Run CI / Check NIMS / Check NIMS	1m 10s
Run CI / Check NIMG / Check NIMG	40s
Run CI / Check examples / Check examples	3m 33s
Run CI / Run unit tests / Run unit tests (windows-latest, 3.8)	3m 36s
Run CI / Run unit tests / Run unit tests (windows-latest, 3.9)	3m 46s
Run CI / Run unit tests / Run unit tests (windows-latest, 3.10)	3m 59s
Run CI / Run unit tests / Run unit tests (windows-latest, 3.11)	3m 5s
Run CI / Run unit tests / Run unit tests (windows-latest, 3.12)	3m 34s
Run CI / Run unit tests / Run unit tests (ubuntu-latest, 3.8)	2m 20s
Run CI / Run unit tests / Run unit tests (ubuntu-latest, 3.9)	2m 1s
Run CI / Run unit tests / Run unit tests (ubuntu-latest, 3.10)	2m 17s
Run CI / Run unit tests / Run unit tests (ubuntu-latest, 3.11)	2m 10s
Run CI / Run unit tests / Run unit tests (ubuntu-latest, 3.12)	2m 51s
Run CI / Run system tests / Run system tests (py32)	37m 12s
Run CI / Run system tests / Run system tests (py64)	38m 43s
Run CI / Report test results / Report test results	13s
	1h 51m 10s

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