spotless: Fix code style

Author: ct-sdks[bot]

commercetools/commercetools-sdk-java-api/src/test/java/com/commercetools/CategoriesTest.java

@@ -4,8 +4,8 @@
 import java.net.URI;
 
 import com.commercetools.api.client.ByProjectKeyCategoriesPost;
-
 import com.commercetools.api.models.common.LocalizedStringEntry;
+
 import io.vrap.rmf.base.client.ApiHttpRequest;
 import io.vrap.rmf.base.client.SerializerOnlyApiHttpClient;