Repaint inlays icon on inlays cache disabling/enabling

Co-Authored-By: Mikayla Maki <mikayla@zed.dev>

crates/editor/src/inlay_hint_cache.rs

@@ -24,7 +24,7 @@ pub struct InlayHintCache {
     hints: HashMap<ExcerptId, Arc<RwLock<CachedExcerptHints>>>,
     allowed_hint_kinds: HashSet<Option<InlayHintKind>>,
     version: usize,
-    enabled: bool,
+    pub(super) enabled: bool,
     update_tasks: HashMap<ExcerptId, TasksForRanges>,
 }