apollo_staking: align the mock staking contract interface with the real contract#11325

dafnamatsry merged 1 commit intomain-v0.14.1-committerstarkware-libs/sequencer:main-v0.14.1-committerfrom

dafna/update-mock-staking-contractstarkware-libs/sequencer:dafna/update-mock-staking-contractCopy head branch name to clipboard