refactor: remove unused TestObjects.createSeriesInCollectionWithPriceDto() method

Should be in 76894d6 commit.

Part of #1668

Author: php-coder

src/test/java/ru/mystamps/web/service/TestObjects.java

@@ -24,7 +24,6 @@
 import ru.mystamps.web.feature.account.UserDetails;
 import ru.mystamps.web.feature.account.UsersActivationDto;
 import ru.mystamps.web.feature.account.UsersActivationFullDto;
-import ru.mystamps.web.feature.collection.SeriesInCollectionWithPriceDto;
 import ru.mystamps.web.feature.image.ImageDto;
 import ru.mystamps.web.feature.image.ImageInfoDto;
 import ru.mystamps.web.feature.participant.EntityWithIdDto;
@@ -128,19 +127,6 @@ public static SeriesInfoDto createSeriesInfoDto() {
 		);
 	}
 
-	public static SeriesInCollectionWithPriceDto createSeriesInCollectionWithPriceDto() {
-		return new SeriesInCollectionWithPriceDto(
-			Random.id(),
-			Random.issueYear(),
-			Random.quantity(),
-			Random.quantity(),
-			Random.perforated(),
-			Random.countryName(),
-			Random.price(),
-			Random.currency()
-		);
-	}
-	
 	public static SuspiciousActivityDto createSuspiciousActivityDto() {
 		return new SuspiciousActivityDto(
 			TEST_ACTIVITY_TYPE,