Persist `SendPay.groupid` as `TEXT` to cover full `u64` range #3809

Job	Run time
Test sdk-cli	1m 10s
Test sdk-bindings	2m 40s
Test sdk-core	1m 13s
Test sdk-common	48s
Check SDK as Rust dependency in fresh project	2m 47s
Clippy	1m 1s
Check flutter	3m 21s
Format	7s
Check react native	1m 23s
	14m 30s

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