Re-arranged v2 dropdown & external link buttons

Per recommendation from @benjaminguttmann-avtq in #423 - rearranged the buttons for v2 dropdown and the external link for the CF Metrics. Keeping it in the same arrangement as the other dashboards.

Author: thehandsomezebra

jobs/cloudfoundry_dashboards/templates/cf_metron_agent_v2.json

@@ -60,14 +60,6 @@
       "title": "CF",
       "type": "dashboards"
     },
-    {
-      "icon": "external link",
-      "tags": [],
-      "targetBlank": true,
-      "title": "CF Component Metrics",
-      "type": "link",
-      "url": "https://docs.cloudfoundry.org/loggregator/all_metrics.html"
-    },
     {
       "asDropdown": true,
       "icon": "external link",
@@ -79,6 +71,14 @@
       "targetBlank": true,
       "title": "v2 Dashboards",
       "type": "dashboards"
+    },
+    {
+      "icon": "external link",
+      "tags": [],
+      "targetBlank": true,
+      "title": "CF Component Metrics",
+      "type": "link",
+      "url": "https://docs.cloudfoundry.org/loggregator/all_metrics.html"
     }
   ],
   "panels": [
@@ -490,4 +490,4 @@
   "title": "CF: Metron Agent v2",
   "uid": "cf_metron_agent_v2",
   "version": 2
-}
+}