build: remove redundant maven repository

pom.xml

@@ -259,12 +259,6 @@
     -->
     <repositories>
     <!-- Grizzly repository -->
-         <repository>
-            <id>download.java.net</id>
-            <name>Glassfish Repository for Maven</name>
-            <url>http://download.java.net/maven/glassfish/</url>
-            <layout>default</layout>
-        </repository>
         <repository>
             <id>download.java.net</id>
             <name>Glassfish Repository for Maven</name>