Revert "fix(h5): 小程序 nh=1 原生顶栏模式与 sbh 顶距（配 202608278）"

This reverts commit 580ba85b61.

apps/user-h5/src/lib/mpEmbed.spec.ts

@@ -28,7 +28,7 @@ describe('mpEmbed', () => {
     expect(document.documentElement.style.getPropertyValue('--yxg-safe-top')).toBe('47px')
   })
 
-  it('uses native mini-program cover header with ?nh=1', () => {
+  it('uses native mini-program header mode with ?nh=1', () => {
     window.history.replaceState({}, '', '/psy/?mp=1&nh=1')
     initMpEmbed()
     expect(isMpNativeHeader()).toBe(true)
@@ -37,17 +37,6 @@ describe('mpEmbed', () => {
     expect(document.documentElement.style.getPropertyValue('--yxg-page-top')).toBe('4px')
   })
 
-  it('offsets content below native cover bar with ?nh=1&sbh=', () => {
-    window.history.replaceState({}, '', '/psy/?mp=1&nh=1&sbh=87')
-    initMpEmbed()
-    expect(isMpNativeHeader()).toBe(true)
-    expect(sessionStorage.getItem('yxg_sbh')).toBe('87')
-    expect(document.documentElement.style.getPropertyValue('--yxg-page-top')).toBe('87px')
-    window.history.replaceState({}, '', '/psy/?mp=1')
-    applyMpEmbedDom()
-    expect(document.documentElement.style.getPropertyValue('--yxg-page-top')).toBe('87px')
-  })
-
   it('returns false without mp query', () => {
     initMpEmbed()
     expect(isMpEmbed()).toBe(false)