* Replaces all use sites of get_sysvar_with_account_check by get_sysvar_with_account_check2. * Removes get_sysvar_with_account_check. * Renames get_sysvar_with_account_check2 to get_sysvar_with_account_check.
* Replaces all use sites of get_sysvar_with_account_check by get_sysvar_with_account_check2. * Removes get_sysvar_with_account_check. * Renames get_sysvar_with_account_check2 to get_sysvar_with_account_check.