Add back handler to customize icon picker

app/ui/src/main/java/de/mm20/launcher2/ui/launcher/sheets/CustomizeSearchableSheet.kt

@@ -2,6 +2,7 @@ package de.mm20.launcher2.ui.launcher.sheets
 
 import android.content.pm.PackageManager
 import android.graphics.drawable.InsetDrawable
+import androidx.activity.compose.BackHandler
 import androidx.appcompat.content.res.AppCompatResources
 import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.Column
@@ -68,6 +69,12 @@ fun CustomizeSearchableSheet(
 
     val pickIcon by viewModel.isIconPickerOpen
 
+    if (pickIcon) {
+        BackHandler {
+            viewModel.closeIconPicker()
+        }
+    }
+
     BottomSheetDialog(
         onDismissRequest = onDismiss,
         title = {