Revert "Use transparent status bar color"

Its broken:
https://gitlab.com/fdroid/fdroidclient/-/issues/2203#note_615465240

!1035 has other issues.

This reverts commit bbc2c6b35a.

app/src/main/res/values/colors.xml

@@ -34,6 +34,4 @@
 
     <color name="perms_costs_money">#fff4511e</color>
 
-    <color name="immersive_sys_ui">#33000000</color>
-
 </resources>

app/src/main/res/values/themes.xml

@@ -69,9 +69,6 @@
         <item name="bottomNavigationStyle">@style/Widget.MaterialComponents.BottomNavigationView.PrimarySurface</item>
 
         <item name="screenshotPlaceholderIconColor">#e8e8e8</item>
-
-        <!--Platform attributes-->
-        <item name="android:statusBarColor">@color/immersive_sys_ui</item>
     </style>
 
     <!-- light app theme with accent colors following roughly android design guidelines -->