test(tui): tighten redraw hotkey review follow-ups

Use explicit repaint patch semantics for Ctrl/Cmd+L and narrow the hotkey assertion to the actual +L entry so unrelated descriptions do not cause false failures.

ui-tui/src/__tests__/constants.test.ts

@@ -27,8 +27,9 @@ describe('constants', () => {
   })
 
   it('documents Ctrl/Cmd+L as non-destructive redraw', () => {
-    expect(HOTKEYS.some(([, d]) => d === 'redraw / repaint')).toBe(true)
-    expect(HOTKEYS.some(([, d]) => d.includes('new session'))).toBe(false)
+    const hotkey = HOTKEYS.find(([k]) => k.endsWith('+L'))
+    expect(hotkey).toBeDefined()
+    expect(hotkey?.[1]).toBe('redraw / repaint')
   })
 
   it('TOOL_VERBS maps known tools (verb-only, no emoji)', () => {

ui-tui/src/app/useInputHandlers.ts

@@ -381,7 +381,7 @@ export function useInputHandlers(ctx: InputHandlerContext): InputHandlerResult {
     if (isAction(key, ch, 'l')) {
       clearSelection()
 
-      return patchUiState(state => ({ ...state }))
+      return patchUiState({})
     }
 
     if (isVoiceToggleKey(key, ch)) {