Update en.json

docs/en/en.json

@@ -301,6 +301,10 @@
                         "path": "/manuals/label",
                         "name": "Label"
                     },
+                    {
+                        "path": "/manuals/mesh",
+                        "name": "Mesh"
+                    },
                     {
                         "path": "/manuals/model",
                         "name": "Model"