feat: use browserHomepage settting as the browsers default page

ui/app/AppLayouts/Browser/BrowserLayout.qml

@@ -450,6 +450,9 @@ Rectangle {
             })
 
             tab.item.profile = profile;
+            if (appSettings.browserHomepage !== "") {
+                tab.item.url = appSettings.browserHomepage
+            }
             return tab;
         }
 

ui/app/AppLayouts/Profile/Sections/BrowserModals/HomepageModal.qml

@@ -46,6 +46,7 @@ ModalPopup {
             id: customUrl
             visible: appSettings.browserHomepage !== ""
             placeholderText: qsTr("Paste URL")
+            text: appSettings.browserHomepage
             pasteFromClipboard: true
             textField.onTextChanged: {
                 appSettings.browserHomepage = customUrl.text