Fix return codes

Author: Tom-Willemsen

installation_and_upgrade/ibex_install_utils/tasks/system_tasks.py

@@ -211,13 +211,15 @@ def create_virtual_envs(self) -> None:
                 executable_file=UV,
                 prog_args=["venv", venv_name],
                 env={},
+                expected_return_codes=0,
             ).run()
 
             RunProcess(
                 working_dir=os.path.join(directory),
                 executable_file=UV,
                 prog_args=["pip", "sync", "requirements-frozen.txt"],
                 env={},
+                expected_return_codes=0,
             ).run()
 
     @task("Add Nagios checks")