Closes #867 - Update Default Browser Toggle in onResume

app/src/main/java/org/mozilla/fenix/settings/DefaultBrowserPreference.kt

@@ -35,7 +35,7 @@ class DefaultBrowserPreference : Preference {
         updateSwitch()
     }
 
-    private fun updateSwitch() {
+    fun updateSwitch() {
         val browsers = Browsers.all(context)
         switchView?.isChecked = browsers.isDefaultBrowser
     }

app/src/main/java/org/mozilla/fenix/settings/SettingsFragment.kt

@@ -69,6 +69,10 @@ class SettingsFragment : PreferenceFragmentCompat(), CoroutineScope, AccountObse
         super.onResume()
 
         (activity as AppCompatActivity).supportActionBar?.show()
+        val preference =
+            findPreference(getString(R.string.pref_key_make_default_browser)) as DefaultBrowserPreference
+
+        preference.updateSwitch()
         generateWordmark()
         setupPreferences()
         setupAccountUI()