removed extra comma

app/src/main/java/org/nsh07/pomodoro/ui/settingsScreen/screens/AlarmSettings.kt

@@ -250,6 +250,6 @@ fun AlarmSettingsPreview() {
     AlarmSettings(
         settingsState = settingsState,
         onAction = {},
-        onBack = {},
+        onBack = {}
     )
 }

app/src/main/java/org/nsh07/pomodoro/ui/settingsScreen/screens/AppearanceSettings.kt

@@ -186,7 +186,7 @@ fun AppearanceSettingsPreview() {
             isPlus = false,
             onAction = {},
             setShowPaywall = {},
-            onBack = {},
+            onBack = {}
         )
     }
 }

app/src/main/java/org/nsh07/pomodoro/ui/settingsScreen/screens/TimerSettings.kt

@@ -435,6 +435,6 @@ private fun TimerSettingsPreview() {
         sessionsSliderState = sessionsSliderState,
         onAction = {},
         setShowPaywall = {},
-        onBack = {},
+        onBack = {}
     )
 }