fix: Add new asserts to set_goal

[ShantelPeters]

Pull Request

• [x] Closes #254
• [x] Added tests (if necessary)
• [x] Run tests
• [x] Run formatting

Changes description

-I remove assert where the fund manager can call the method set_method -I add new assert that validate that the caller should be the admins in set_goal method in contracts/src/fund.cairo using the two admins (VALID_ADDRESS_1,VALID_ADDRESS_2) constants located in contracts/src/constants/funds/fund_manager_constants.cairo

Current output

Time spent breakdown

less than 24 hours, which is due to some installation issue on window

Comments

None, Thanks