chore(main): release sdk 0.3.26 #7237

Job	Run time
go (examples)	1m 27s
integration tests	5m 48s
go (sdk)	2m 11s
go (service)	3m 29s
otdfctl e2e tests	5m 49s
go (lib/ocrypto)	1m 22s
go (lib/fixtures)	1m 17s
go (lib/flattening)	1m 9s
benchmark tests	5m 41s
Protocol Buffer Lint and Gencode Up-to-date check	25s
image build	1m 49s
license check	54s
platform-xtest / cross-client-test	11m 42s
ci	1s
	43m 4s

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