[UI Test] Remove tabBar init from Domains Suggestions Screen (#20752)

Author: mokagio

WordPress/UITestsFoundation/Screens/DomainsSuggestionsScreen.swift

@@ -2,7 +2,6 @@ import ScreenObject
 import XCTest
 
 public class DomainsSuggestionsScreen: ScreenObject {
-    public let tabBar: TabNavComponent
 
     let siteDomainsNavbarHeaderGetter: (XCUIApplication) -> XCUIElement = {
         $0.staticTexts["Search domains"]
@@ -11,8 +10,6 @@ public class DomainsSuggestionsScreen: ScreenObject {
     var siteDomainsNavbarHeader: XCUIElement { siteDomainsNavbarHeaderGetter(app) }
 
     public init(app: XCUIApplication = XCUIApplication()) throws {
-        tabBar = try TabNavComponent()
-
         try super.init(
             expectedElementGetters: [ siteDomainsNavbarHeaderGetter ],
             app: app,