feat(android): disable action bar in dark mode themes.xml (#7226)

tooling/cli/templates/mobile/android/app/src/main/res/values-night/themes.xml

@@ -1,16 +1,6 @@
 <resources xmlns:tools="http://schemas.android.com/tools">
     <!-- Base application theme. -->
-    <style name="Theme.{{snake-case app.name}}" parent="Theme.MaterialComponents.DayNight.DarkActionBar">
-        <!-- Primary brand color. -->
-        <item name="colorPrimary">@color/purple_200</item>
-        <item name="colorPrimaryVariant">@color/purple_700</item>
-        <item name="colorOnPrimary">@color/black</item>
-        <!-- Secondary brand color. -->
-        <item name="colorSecondary">@color/teal_200</item>
-        <item name="colorSecondaryVariant">@color/teal_200</item>
-        <item name="colorOnSecondary">@color/black</item>
-        <!-- Status bar color. -->
-        <item name="android:statusBarColor" tools:targetApi="l">?attr/colorPrimaryVariant</item>
+    <style name="Theme.{{snake-case app.name}}" parent="Theme.MaterialComponents.DayNight.NoActionBar">
         <!-- Customize your theme here. -->
     </style>
 </resources>