Expose method to fetch internal state on an `OffchainStateInstance` #5022

Job	Run time
Prepare	1m 47s
Build-And-Test-Web	5m 8s
Check-mina-commit	15s
Run unit tests parallel (1)	51s
Build-And-Test-Server (Simple integration tests)	23m 41s
Run unit tests parallel (2)	19m 26s
Build-And-Test-Server (Reducer integration tests)	7m 59s
Run unit tests parallel (3)	5m 18s
Build-And-Test-Server (DEX integration tests)	9m 21s
Run unit tests parallel (4)	12m 54s
Build-And-Test-Server (DEX integration test with proofs)	9m 38s
Run unit tests parallel (5)	17m 29s
Build-And-Test-Server (Voting integration tests)	3m 58s
Build-And-Test-Server (Verification Key Regression Check 1)	7m 23s
Run unit tests parallel (6)	9m 31s
Build-And-Test-Server (Verification Key Regression Check 2)	8m 0s
Run unit tests parallel (7)	7m 20s
Build-And-Test-Server (CommonJS test)	1m 27s
Run unit tests parallel (8)	2m 23s
Build-And-Test-Server (Unit tests)	1s
Release-on-NPM	0s
Release-mina-signer-on-NPM	0s
	2h 33m 50s

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