Upgrade dev-lang/rust and virtual/rust in main from 1.70.0 to 1.71.0 #329

Job	Run time
Check if we need to update the SDK	1s
Build an updated SDK container / Build an updated SDK container image	1h 22m 2s
Build the OS image / Build Flatcar packages (amd64)	3h 36m 28s
Build the OS image / Build Flatcar packages (arm64)	3h 33m 16s
Build the OS image / Run kola tests / Run Kola tests (amd64)	29m 50s
Build the OS image / Run kola tests / Run Kola tests (arm64)	40m 15s
Build the OS image / Run kola tests / Merge TAP reports and post results	22s
	9h 42m 14s

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