Update glance version

This patch will fix functionnal test by updating glance version
to 2.5

Change-Id: Icdad36fad58c01c15b61ad4310c8d96c5e8a4f37

test/functional/glanceTest.js

@@ -50,7 +50,7 @@ describe("Glance", () => {
   describe("version()", () => {
 
     const supportedApiVersions = [
-      new Version('2.4')
+      new Version('2.5')
     ];
 
     /**

test/unit/helpers/data/glance.js

@@ -45,6 +45,16 @@ function rootResponse() {
       versions: [
         {
           status: "CURRENT",
+          id: "v2.5",
+          links: [
+            {
+              href: "http://192.168.99.99:9292/v2/",
+              rel: "self"
+            }
+          ]
+        },
+        {
+          status: "SUPPORTED",
           id: "v2.3",
           links: [
             {