Fixed typo in SwitchPreference (#1046)

app/src/main/res/xml/preferences.xml

@@ -29,12 +29,12 @@
             android:summary="%s"
             android:title="@string/pref_status_text_size" />
 
-        <SwitchPreferencerence
+        <SwitchPreference
             android:defaultValue="false"
             android:key="fabHide"
             android:title="@string/pref_title_hide_follow_button" />
 
-        <SwitchPreferencerence
+        <SwitchPreference
             android:defaultValue="false"
             android:key="absoluteTimeView"
             android:title="@string/pref_title_absolute_time" />
@@ -43,7 +43,7 @@
 
     <PreferenceCategory
         android:title="@string/pref_title_browser_settings">
-        <SwitchPreferencerence
+        <SwitchPreference
             android:defaultValue="false"
             android:key="customTabs"
             android:title="@string/pref_title_custom_tabs" />