Merge pull request #9225 from marcRDZ/fix-9165_navigation-bar-color

Set opaque navigation bar background color

Author: wmontwe

core/ui/compose/theme2/common/src/main/kotlin/app/k9mail/core/ui/compose/theme2/SystemBar.kt

@@ -1,7 +1,6 @@
 package app.k9mail.core.ui.compose.theme2
 
 import android.app.Activity
-import android.graphics.Color
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.SideEffect
 import androidx.compose.ui.graphics.toArgb
@@ -18,7 +17,7 @@ fun SystemBar(
         SideEffect {
             val window = (view.context as Activity).window
             window.statusBarColor = colorScheme.surfaceContainer.toArgb()
-            window.navigationBarColor = Color.TRANSPARENT
+            window.navigationBarColor = colorScheme.surfaceContainer.toArgb()
             WindowCompat.getInsetsController(window, view).isAppearanceLightStatusBars = !darkTheme
         }
     }