Update ListsSnippetsContentPadding to show how to handle a common edge-to-edge use case

Author: ashnohe

compose/snippets/src/main/java/com/example/compose/snippets/lists/LazyListSnippets.kt

@@ -55,6 +55,8 @@ import androidx.compose.foundation.verticalScroll
 import androidx.compose.material3.Button
 import androidx.compose.material3.Card
 import androidx.compose.material3.CircularProgressIndicator
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Scaffold
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.LaunchedEffect
@@ -156,10 +158,12 @@ private fun CategoryCard(category: String) {
 @Composable
 private fun ListsSnippetsContentPadding() {
     // [START android_compose_layouts_lazy_column_padding]
-    LazyColumn(
-        contentPadding = PaddingValues(horizontal = 16.dp, vertical = 8.dp),
-    ) {
-        // ...
+    Scaffold { innerPadding: PaddingValues ->
+        LazyColumn(
+            contentPadding = innerPadding
+        ) {
+            // ...
+        }
     }
     // [END android_compose_layouts_lazy_column_padding]
 }