Fix spotless issues

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

@@ -51,7 +51,6 @@ import com.google.samples.apps.nowinandroid.core.designsystem.component.NiaNavig
 import com.google.samples.apps.nowinandroid.core.designsystem.component.NiaNavigationRailItem
 import com.google.samples.apps.nowinandroid.core.designsystem.icon.Icon.DrawableResourceIcon
 import com.google.samples.apps.nowinandroid.core.designsystem.icon.Icon.ImageVectorIcon
-import com.google.samples.apps.nowinandroid.core.designsystem.theme.NiaTheme
 import com.google.samples.apps.nowinandroid.navigation.NiaNavHost
 import com.google.samples.apps.nowinandroid.navigation.TopLevelDestination
 

core/datastore/src/main/java/com/google/samples/apps/nowinandroid/core/datastore/NiaPreferencesDataSource.kt

@@ -18,8 +18,6 @@ package com.google.samples.apps.nowinandroid.core.datastore
 
 import android.util.Log
 import androidx.datastore.core.DataStore
-import com.google.protobuf.kotlin.DslList
-import com.google.protobuf.kotlin.DslProxy
 import com.google.samples.apps.nowinandroid.core.model.data.DarkThemeConfig
 import com.google.samples.apps.nowinandroid.core.model.data.ThemeBrand
 import com.google.samples.apps.nowinandroid.core.model.data.UserData