Docs: Move application modules on top of samples

docs/en/docs-nav.json

@@ -1225,19 +1225,6 @@
       "text": "Testing",
       "path": "Testing.md"
     },
-    {
-      "text": "Samples",
-      "items": [
-        {
-          "text": "All Samples",
-          "path": "Samples/Index.md"
-        },
-        {
-          "text": "Microservice Demo",
-          "path": "Samples/Microservice-Demo.md"
-        }
-      ]
-    },
     {
       "text": "Application Modules",
       "items": [
@@ -1295,6 +1282,19 @@
         }
       ]
     },
+    {
+      "text": "Samples",
+      "items": [
+        {
+          "text": "All Samples",
+          "path": "Samples/Index.md"
+        },
+        {
+          "text": "Microservice Demo",
+          "path": "Samples/Microservice-Demo.md"
+        }
+      ]
+    },
     {
       "text": "Release Information",
       "items": [