fix obvious bug code.

skywalking-storage-center/skywalking-storage/src/main/java/com/a/eye/skywalking/storage/data/SpanDataFinder.java

@@ -14,7 +14,7 @@ import java.util.List;
 public class SpanDataFinder {
 
     public static List<SpanData> find(TraceId traceId) {
-        IndexMetaCollection indexMetaCollection = IndexOperateExecutor.execute(new FinderExecutor<IndexMetaCollection>(
+        IndexMetaCollection indexMetaCollection = IndexOperateExecutor.execute(new FinderExecutor(
                 traceId.getSegmentsList().toArray(new Long[traceId.getSegmentsCount()])));
 
         if (indexMetaCollection == null) {

skywalking-storage-center/skywalking-storage/src/main/java/com/a/eye/skywalking/storage/data/index/operator/FinderExecutor.java

@@ -15,7 +15,7 @@ public class FinderExecutor implements Executor<IndexMetaCollection> {
     }
 
     @Override
-    public com.a.eye.skywalking.storage.data.index.IndexMetaCollection execute(IndexOperator indexOperator) {
+    public IndexMetaCollection execute(IndexOperator indexOperator) {
         return indexOperator.findIndex(traceIdSegment);
     }
 }