Fixed typo.

Author: Chuong Ngo

src/edu/stanford/nlp/trees/ud/ProcessUniversalEnhancerRequest.java

@@ -5,7 +5,7 @@
 import java.io.OutputStream;
 import java.util.regex.Pattern;
 
-import edu.stanford.nlp.ling.CoreAnnotations;;
+import edu.stanford.nlp.ling.CoreAnnotations;
 import edu.stanford.nlp.pipeline.Annotation;
 import edu.stanford.nlp.pipeline.CoreNLPProtos;
 import edu.stanford.nlp.pipeline.ProtobufAnnotationSerializer;