Downgrade chronicle-map version and fix the deprecation errors

Author: ahornace

opengrok-web/src/main/java/org/opengrok/web/api/v1/controller/SuggesterController.java

@@ -26,7 +26,6 @@
 import org.apache.lucene.queryparser.classic.ParseException;
 import org.apache.lucene.search.Query;
 import org.apache.lucene.util.BytesRef;
-import org.hibernate.validator.constraints.NotBlank;
 import org.opengrok.suggest.LookupResultItem;
 import org.opengrok.suggest.Suggester.Suggestions;
 import org.opengrok.suggest.SuggesterUtils;
@@ -46,6 +45,7 @@
 import javax.inject.Inject;
 import javax.validation.Valid;
 import javax.validation.constraints.Min;
+import javax.validation.constraints.NotBlank;
 import javax.ws.rs.BeanParam;
 import javax.ws.rs.Consumes;
 import javax.ws.rs.DefaultValue;

opengrok-web/src/main/java/org/opengrok/web/api/v1/suggester/model/SuggesterQueryData.java

@@ -22,11 +22,11 @@
  */
 package org.opengrok.web.api.v1.suggester.model;
 
-import org.hibernate.validator.constraints.NotBlank;
 import org.opengrok.indexer.search.QueryBuilder;
 import org.opengrok.web.api.v1.suggester.provider.filter.AuthorizationFilter;
 
 import javax.validation.constraints.Min;
+import javax.validation.constraints.NotBlank;
 import javax.validation.constraints.Pattern;
 import javax.ws.rs.QueryParam;
 import java.util.List;

suggester/pom.xml

@@ -72,7 +72,7 @@
         <dependency>
             <groupId>net.openhft</groupId>
             <artifactId>chronicle-map</artifactId>
-            <version>3.17.4</version>
+            <version>3.17.1</version>
             <exclusions>
                 <exclusion>
                     <groupId>com.sun.java</groupId>