Remove ClearRippleTheme CompositionLocal from NavigationBar

Fixes #36

app/src/main/java/com/google/samples/apps/nowinandroid/ui/NiaApp.kt

@@ -27,7 +27,6 @@ import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.layout.safeDrawing
 import androidx.compose.foundation.layout.safeDrawingPadding
 import androidx.compose.foundation.layout.windowInsetsPadding
-import androidx.compose.material.ripple.LocalRippleTheme
 import androidx.compose.material3.ExperimentalMaterial3Api
 import androidx.compose.material3.Icon
 import androidx.compose.material3.MaterialTheme
@@ -41,7 +40,6 @@ import androidx.compose.material3.Text
 import androidx.compose.material3.windowsizeclass.WindowSizeClass
 import androidx.compose.material3.windowsizeclass.WindowWidthSizeClass
 import androidx.compose.runtime.Composable
-import androidx.compose.runtime.CompositionLocalProvider
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.remember
 import androidx.compose.ui.Modifier
@@ -52,7 +50,6 @@ import androidx.navigation.NavDestination
 import androidx.navigation.NavDestination.Companion.hierarchy
 import androidx.navigation.compose.currentBackStackEntryAsState
 import androidx.navigation.compose.rememberNavController
-import com.google.samples.apps.nowinandroid.core.ui.ClearRippleTheme
 import com.google.samples.apps.nowinandroid.core.ui.component.NiaBackground
 import com.google.samples.apps.nowinandroid.core.ui.theme.NiaTheme
 import com.google.samples.apps.nowinandroid.navigation.NiaNavHost
@@ -149,7 +146,6 @@ private fun NiABottomBar(
     // Wrap the navigation bar in a surface so the color behind the system
     // navigation is equal to the container color of the navigation bar.
     Surface(color = MaterialTheme.colorScheme.surface) {
-        CompositionLocalProvider(LocalRippleTheme provides ClearRippleTheme) {
         NavigationBar(
             modifier = Modifier.windowInsetsPadding(
                 WindowInsets.safeDrawing.only(
@@ -181,4 +177,3 @@ private fun NiABottomBar(
         }
     }
 }
-}