Reformat with scalafmt 3.8.3

Executed command: scalafmt --non-interactive

Author: github-actions[bot]

src/main/com/codely/lesson_02_tests_in_spark/video_02__unit_testing/app/AvgSpendingApp.scala

@@ -8,8 +8,7 @@ object AvgSpendingApp extends SparkApp {
 
   private val context = AppContext.load(args)
 
-  private val reader = StreamReader()
-
+  private val reader       = StreamReader()
   private val streamWriter = StreamWriter()
 
   private val job = AvgSpendingJob(context, reader, streamWriter)