fix: correct TSS property annotation and ensure proper rounding in workout mapping

Author: costa-alex

boot/src/main/kotlin/org/freekode/tp2intervals/infrastructure/platform/trainerroad/workout/TrainerRoadWorkoutDetailsDTO.kt

@@ -16,7 +16,7 @@ class TrainerRoadWorkoutDetailsDTO(
     @JsonProperty("IsOutside")
     @JsonAlias("isOutside")
     val isOutside: Boolean,
-    @@JsonProperty("Tss")
+    @JsonProperty("Tss")
     @JsonAlias("tss", "TSS", "WorkoutTss", "workoutTss", "TrainingStressScore", "trainingStressScore")
     val tss: Double? = null,
     @JsonProperty("Duration")

boot/src/main/kotlin/org/freekode/tp2intervals/infrastructure/platform/trainerroad/workout/TrainerRoadWorkoutMapper.kt

@@ -33,7 +33,7 @@ class TrainerRoadWorkoutMapper {
             detailsDTO.workoutName,
             getDescription(detailsDTO.workoutDescription, removeHtmlTags),
             Duration.ofMinutes(detailsDTO.duration.toLong()),
-            detailsDTO.tss?.roundToInt()
+            detailsDTO.tss?.roundToInt(),
             ExternalData.empty().withTrainerRoad(detailsDTO.id)
         )
     }