Function spl_governance::state::realm::get_realm_data_for_governing_token_mint

pub fn get_realm_data_for_governing_token_mint(
    program_id: &Pubkey, 
    realm_info: &AccountInfo<'_>, 
    governing_token_mint: &Pubkey
) -> Result<Realm, ProgramError>

Deserializes Ream account and asserts the given governing_token_mint is either Community or Council mint of the Realm