[sql-4] accounts: remove last usages of `UpdateAccount` #1994

Job	Run time
check commits	43s
RPC proto compilation check	3m 56s
frontend tests on ubuntu-latest	2m 16s
backend build on ubuntu-latest	3m 1s
frontend tests on windows-latest	9m 3s
integration test	19m 2s
backend build on windows-latest	15m 22s
lint	2m 5s
frontend tests on macOS-latest	2m 31s
backend build on macOS-latest	6m 53s
check release notes updated	0s
run unit tests (unit-race)	3m 54s
run unit tests (unit)	41s
	1h 9m 27s

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