fix: fix the dark mode support

Author: Fatme

src/app-resources/_files/__name__/Android/values-v21/styles.xml

@@ -2,11 +2,15 @@
 <resources>
 
     <!-- Application theme -->
-    <style name="AppTheme" parent="AppThemeBase">
+    <style name="AppThemeBase21" parent="AppThemeBase">
+        <item name="android:windowTranslucentStatus">true</item>
         <item name="android:datePickerStyle">@style/SpinnerDatePicker</item>
         <item name="android:timePickerStyle">@style/SpinnerTimePicker</item>
     </style>
 
+    <style name="AppTheme" parent="AppThemeBase21">
+    </style>
+
     <!-- Default style for DatePicker - in spinner mode -->
     <style name="SpinnerDatePicker" parent="android:Widget.Material.Light.DatePicker">
         <item name="android:datePickerMode">spinner</item>

src/app-resources/_files/__name__/Android/values-v29/styles.xml

@@ -2,8 +2,11 @@
 <resources xmlns:android="http://schemas.android.com/apk/res/android">
 
     <!-- Application theme -->
-    <style name="AppTheme" parent="AppThemeBase">
+    <style name="AppThemeBase29" parent="AppThemeBase21">
         <item name="android:forceDarkAllowed">true</item>
     </style>
 
+    <style name="AppTheme" parent="AppThemeBase29">
+    </style>
+
 </resources>