providers: Improve GObject namespacing

src/provider/choices_provider.py

@@ -12,7 +12,7 @@ class Option(NamedTuple):
     keyword: str
 
 
-class Choice(GObject.GObject):
+class Choice(GObject.Object):
     __gtype_name__ = __qualname__
 
     def __init__(self, name, description, icon_path, suggested=False, keyword=None, options=[]):

src/provider/disk_provider.py

@@ -8,7 +8,7 @@ from .config import config
 from .preloadable import Preloadable
 
 
-class DeviceInfo(GObject.GObject):
+class DeviceInfo(GObject.Object):
     __gtype_name__ = __qualname__
 
     name: str = None

src/provider/format_provider.py

@@ -47,7 +47,7 @@ locales = {
     'aa_DJ.UTF-8', 'so_SO.UTF-8'}
 
 
-class Format(GObject.GObject):
+class Format(GObject.Object):
     __gtype_name__ = __qualname__
     name: str
     lower_case_name: str

src/provider/keyboard_layout_provider.py

@@ -40,7 +40,7 @@ fallback_codes = {
 xkb_info = XkbInfo()
 
 
-class KeyboardInfo(GObject.GObject):
+class KeyboardInfo(GObject.Object):
     __gtype_name__ = __qualname__
     name: str
     layout: str

src/provider/language_provider.py

@@ -48,7 +48,7 @@ language_to_default_locale = {
 }
 
 
-class LanguageInfo(GObject.GObject):
+class LanguageInfo(GObject.Object):
     __gtype_name__ = __qualname__
     name: str
     language_code: str

src/provider/timezone_provider.py

@@ -4,7 +4,7 @@ from time import time
 from gi.repository import GnomeDesktop, GObject, GWeather
 
 
-class Timezone(GObject.GObject):
+class Timezone(GObject.Object):
     __gtype_name__ = __qualname__
 
     def __init__(self, name):