bump jersey and grizzly versions

pom.xml

@@ -72,8 +72,8 @@
         <logback.version>1.2.3</logback.version>
 
         <servlet-api.version>4.0.1</servlet-api.version>
-        <jersey.version>2.29.1</jersey.version>
-        <grizzly.version>2.4.3</grizzly.version>
+        <jersey.version>2.30</jersey.version>
+        <grizzly.version>2.4.4</grizzly.version>
 
         <!-- note: upgrading Jackson to 2.10.x causes problems -->
         <!-- see: https://github.com/FasterXML/jackson-jaxrs-providers/issues/114 -->