[fix] fix functional tests

tests/functional/test_certification_dialog.py

@@ -5,7 +5,7 @@ from PyQt5.QtCore import QLocale, Qt, QEvent
 from PyQt5.QtTest import QTest
 from PyQt5.QtWidgets import QDialogButtonBox, QMessageBox
 from sakia.gui.sub.certification.controller import CertificationController
-from ..helpers import click_on_top_message_box_button
+from tests.helpers import click_on_top_message_box_button
 
 
 @pytest.mark.asyncio

tests/functional/test_connection_cfg_dialog.py

@@ -219,7 +219,7 @@ async def test_connect_pubkey_wrong_uid(
         assert (
             connection_config_dialog.view.label_info.text()
             == """Your pubkey or UID is different on the network.
-Yours : {0}, the network : {1}""".format(
+Yours: {0}, the network: {1}""".format(
                 wrong_bob_uid.uid, bob.uid
             )
         )