Convert more classes to data classes

app/src/main/kotlin/org/koitharu/kotatsu/download/ui/list/DownloadItemModel.kt

@@ -7,7 +7,7 @@ import org.koitharu.kotatsu.parsers.model.Manga
 import java.util.Date
 import java.util.UUID
 
-class DownloadItemModel(
+data class DownloadItemModel(
 	val id: UUID,
 	val workState: WorkInfo.State,
 	val isIndeterminate: Boolean,
@@ -64,38 +64,4 @@ class DownloadItemModel(
 			else -> super.getChangePayload(previousState)
 		}
 	}
-
-	override fun equals(other: Any?): Boolean {
-		if (this === other) return true
-		if (javaClass != other?.javaClass) return false
-
-		other as DownloadItemModel
-
-		if (id != other.id) return false
-		if (workState != other.workState) return false
-		if (isIndeterminate != other.isIndeterminate) return false
-		if (isPaused != other.isPaused) return false
-		if (manga != other.manga) return false
-		if (error != other.error) return false
-		if (max != other.max) return false
-		if (totalChapters != other.totalChapters) return false
-		if (progress != other.progress) return false
-		if (eta != other.eta) return false
-		return timestamp == other.timestamp
-	}
-
-	override fun hashCode(): Int {
-		var result = id.hashCode()
-		result = 31 * result + workState.hashCode()
-		result = 31 * result + isIndeterminate.hashCode()
-		result = 31 * result + isPaused.hashCode()
-		result = 31 * result + manga.hashCode()
-		result = 31 * result + (error?.hashCode() ?: 0)
-		result = 31 * result + max
-		result = 31 * result + totalChapters
-		result = 31 * result + progress
-		result = 31 * result + eta.hashCode()
-		result = 31 * result + timestamp.hashCode()
-		return result
-	}
 }