Add type hints to core tests (part 2) (#88492)

tests/auth/providers/test_command_line.py

tests/auth/providers/test_homeassistant.py

tests/auth/providers/test_insecure_example.py

tests/auth/providers/test_legacy_api_password.py

tests/auth/providers/test_trusted_networks.py

tests/test_bootstrap.py

tests/test_config.py

tests/test_config_entries.py

tests/test_core.py

tests/test_data_entry_flow.py

tests/test_loader.py

tests/test_main.py

tests/test_requirements.py

tests/test_runner.py

tests/test_setup.py

tests/test_test_fixtures.py

tests/util/yaml/test_init.py