chore(core): Adds go version of init-keys #6989

Job	Run time
benchmark tests	4m 23s
image build	1m 39s
integration tests	6m 24s
go (examples)	1m 3s
go (sdk)	1m 53s
go (service)	2m 9s
go (lib/ocrypto)	42s
go (lib/fixtures)	34s
Protocol Buffer Lint and Gencode Up-to-date check	19s
go (lib/flattening)	49s
license check	54s
otdfctl e2e tests	5m 15s
platform-xtest / cross-client-test	9m 24s
ci	1s
	35m 29s

Provide feedback