Another batch of lint fixes (#36521)

- **Enable a bunch of extra lints**
- **First batch of fixes**
- **More fixes**

Release Notes:

- N/A

crates/storybook/src/story_selector.rs

@@ -109,15 +109,13 @@ static ALL_STORY_SELECTORS: OnceLock<Vec<StorySelector>> = OnceLock::new();
 
 impl ValueEnum for StorySelector {
     fn value_variants<'a>() -> &'a [Self] {
-        let stories = ALL_STORY_SELECTORS.get_or_init(|| {
+        (ALL_STORY_SELECTORS.get_or_init(|| {
             let component_stories = ComponentStory::iter().map(StorySelector::Component);
 
             component_stories
                 .chain(std::iter::once(StorySelector::KitchenSink))
                 .collect::<Vec<_>>()
-        });
-
-        stories
+        })) as _
     }
 
     fn to_possible_value(&self) -> Option<clap::builder::PossibleValue> {