fix: remove legacy tab bar test from WorkflowTabs

Delete test that expected feedback button to be hidden in legacy mode.
Legacy tab bar option no longer exists.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

src/components/topbar/WorkflowTabs.test.ts

@@ -14,8 +14,6 @@ const distribution = vi.hoisted(() => ({
   isNightly: false
 }))
 
-const tabBarLayout = vi.hoisted(() => ({ value: 'Default' }))
-
 vi.mock('@/platform/distribution/types', () => ({
   get isCloud() {
     return distribution.isCloud
@@ -28,13 +26,6 @@ vi.mock('@/platform/distribution/types', () => ({
   }
 }))
 
-vi.mock('@/platform/settings/settingStore', () => ({
-  useSettingStore: () => ({
-    get: (key: string) =>
-      key === 'Comfy.UI.TabBarLayout' ? tabBarLayout.value : undefined
-  })
-}))
-
 vi.mock('@/composables/auth/useCurrentUser', () => ({
   useCurrentUser: () => ({ isLoggedIn: { value: false } })
 }))
@@ -134,7 +125,6 @@ describe('WorkflowTabs feedback button', () => {
     distribution.isCloud = false
     distribution.isDesktop = false
     distribution.isNightly = false
-    tabBarLayout.value = 'Default'
     openSpy = vi.spyOn(window, 'open').mockReturnValue(null)
   })
 
@@ -174,13 +164,4 @@ describe('WorkflowTabs feedback button', () => {
       screen.queryByRole('button', { name: 'Feedback' })
     ).not.toBeInTheDocument()
   })
-
-  it('does not render the feedback button when the legacy tab bar is active', () => {
-    distribution.isCloud = true
-    tabBarLayout.value = 'Legacy'
-    renderComponent()
-    expect(
-      screen.queryByRole('button', { name: 'Feedback' })
-    ).not.toBeInTheDocument()
-  })
 })