Fix tests for CI

Author: alallema

src/main/java/com/meilisearch/sdk/Index.java

@@ -2,7 +2,6 @@
 
 import com.meilisearch.sdk.exceptions.MeilisearchException;
 import com.meilisearch.sdk.model.IndexStats;
-import com.meilisearch.sdk.model.Results;
 import com.meilisearch.sdk.model.SearchResult;
 import com.meilisearch.sdk.model.Settings;
 import com.meilisearch.sdk.model.Task;