config: move default interactive value to validate_config()

Per @ryneeverett's request, the value should be removed from the
schema.py. Doing so required changing some of the tests.

Author: Hi-Angel

bugwarrior/config/schema.py

@@ -138,7 +138,7 @@ class MainSectionConfig(BaseConfig):
 
     # added during configuration loading
     #: Interactive status.
-    interactive: bool = False
+    interactive: bool
 
     @computed_field
     @property

bugwarrior/config/validation.py

@@ -189,7 +189,7 @@ def validate_config(config: dict, main_section: str, config_path: str) -> "Confi
                 f"[{flavor_name}]\ntargets = {flavor.targets}  <- No [{target}] section found\n"
             )
 
-    main = flavors.get(main_section, MainSectionConfig(targets=[]))
+    main = flavors.get(main_section, MainSectionConfig(targets=[], interactive=False))
     filtered_service_configs = [
         service_config
         for service_config in service_configs

tests/config/test_validation.py

@@ -141,7 +141,9 @@ def test_deprecated_project_name(self):
         self.validate()
 
     def test_flavors(self):
-        self.config['flavor'] = {'myflavor': {'targets': ['my_service', 'my_gitlab']}}
+        self.config['flavor'] = {
+            'myflavor': {'targets': ['my_service', 'my_gitlab'], 'interactive': False}
+        }
         self.validate()
 
     def test_quoted_flavor_key_error(self):
@@ -175,6 +177,10 @@ def test_load_and_validate_example_files(self):
             for main_section, expected_configs in expected_by_flavor.items():
                 with self.subTest(config=config_path.name, main_section=main_section):
                     formatted_config = parse_file(str(config_path))
+
+                    for flavor in formatted_config['flavor'].values():
+                        flavor['interactive'] = False
+
                     config = validation.validate_config(
                         formatted_config, main_section, str(config_path)
                     )