ui2: Do not enable 'stories' feature by default. (#3363)

This cuts down LLVM IR size from 3 million lines to 700k in debug build.
This then leads to ~3s compile time in debug build (without incremental
on ui itself), as opposed to 10.5s on main.

Release Notes:

- N/A

crates/ui2/src/components/button.rs

@@ -1,6 +1,6 @@
 use std::sync::Arc;
 
-use gpui::{div, DefiniteLength, Hsla, MouseButton, StatefulInteractiveComponent, WindowContext};
+use gpui::{DefiniteLength, Hsla, MouseButton, StatefulInteractiveComponent, WindowContext};
 
 use crate::prelude::*;
 use crate::{h_stack, Icon, IconButton, IconElement, Label, LineHeightStyle, TextColor};

crates/ui2/src/components/keybinding.rs

@@ -1,4 +1,4 @@
-use gpui::Action;
+use gpui::{actions, Action};
 use strum::EnumIter;
 
 use crate::prelude::*;
@@ -74,24 +74,24 @@ pub enum ModifierKey {
     Shift,
 }
 
+actions!(NoAction);
+
+pub fn binding(key: &str) -> gpui::KeyBinding {
+    gpui::KeyBinding::new(key, NoAction {}, None)
+}
+
 #[cfg(feature = "stories")]
 pub use stories::*;
 
 #[cfg(feature = "stories")]
 mod stories {
     use super::*;
-    use crate::Story;
-    use gpui::{actions, Div, Render};
+    pub use crate::KeyBinding;
+    use crate::{binding, Story};
+    use gpui::{Div, Render};
     use itertools::Itertools;
-
     pub struct KeybindingStory;
 
-    actions!(NoAction);
-
-    pub fn binding(key: &str) -> gpui::KeyBinding {
-        gpui::KeyBinding::new(key, NoAction {}, None)
-    }
-
     impl Render for KeybindingStory {
         type Element = Div<Self>;