tests: fix multiple failing tests based on recent changes

[Bushstar]

Fixes the following failing tests:

feature_account_mining.py                              | ✖ Failed  | 3 s
feature_auth_return_change.py                          | ✖ Failed  | 2 s
feature_consortium.py                                  | ✖ Failed  | 7 s
feature_prevent_bad_tx_propagation.py                  | ✖ Failed  | 2 s
feature_setgov.py                                      | ✖ Failed  | 15 s
mempool_packages.py                                    | ✖ Failed  | 3 s
mempool_resurrect.py                                   | ✖ Failed  | 2 s
rpc_updatemasternode.py                                | ✖ Failed  | 13 s
wallet_balance.py                                      | ✖ Failed  | 12 s