settings: add `network.connection_timeout` and `network.cloud_api.ski… #4945

Job	Run time
run-determination	1s
check-outdated (./)	18s
check-formatting (./)	13s
check-style (./)	59s
check-config (./)	14s
check-license-headers (./)	13s
build (internal/arduino/discovery/discovery_client)	12s
build (rpc/internal/client_example)	26s
build (commands/term_example)	24s
	3m 0s

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