Added Static JavaScript API Client Proxies to the documentation menu.

docs/en/docs-nav.json

@@ -647,6 +647,10 @@
               "text": "Dynamic JavaScript API Client Proxies",
               "path": "UI/AspNetCore/Dynamic-JavaScript-Proxies.md"
             },
+            {
+              "text": "Static JavaScript API Client Proxies",
+              "path": "UI/AspNetCore/Static-JavaScript-Proxies.md"
+            },
             {
               "text": "Client Side Package Management",
               "path": "UI/AspNetCore/Client-Side-Package-Management.md"