Apply suggestions from code review

Co-authored-by: Carlos Cordoba <ccordoba12@gmail.com>

spyder/api/widgets/mixins.py

@@ -667,13 +667,6 @@ class SpyderWidgetMixin(SpyderActionMixin, SpyderConfigurationObserver,
     # Context name used to store actions, toolbars, toolbuttons and menus
     CONTEXT_NAME = None
 
-    # Qt Web Widgets may be a heavy dependency for many packagers
-    # (e.g. conda-forge)
-    # We thus ask plugins to declare whether or not they need
-    # web widgets to enhance the distribution of Spyder to users
-    # https://github.com/spyder-ide/spyder/pull/22196#issuecomment-2189377043
-    REQUIRE_WEB_WIDGETS = False
-
     def __init__(self, class_parent=None):
         for attr in ['CONF_SECTION', 'PLUGIN_NAME']:
             if getattr(self, attr, None) is None:

spyder/plugins/help/plugin.py

@@ -45,7 +45,6 @@ class Help(SpyderDockablePlugin):
     CONF_FILE = False
     LOG_PATH = get_conf_path(CONF_SECTION)
     DISABLE_ACTIONS_WHEN_HIDDEN = False
-
     REQUIRE_WEB_WIDGETS = True
 
     # Signals

spyder/plugins/onlinehelp/plugin.py

@@ -32,7 +32,6 @@ class OnlineHelp(SpyderDockablePlugin):
     CONF_FILE = False
     WIDGET_CLASS = PydocBrowser
     LOG_PATH = get_conf_path(NAME)
-
     REQUIRE_WEB_WIDGETS = True
 
     # --- Signals