doc(SocketFactory): update source code link doc (#7719)

Author: ArgoZhang

src/BootstrapBlazor.Server/docs.json

@@ -242,8 +242,8 @@
     "fullscreen-button": "FullScreenButtons",
     "meet": "Meets",
     "vditor": "Vditors",
-    "socket-factory": "SocketFactories",
     "office-viewer": "OfficeViewers",
+    "socket-factory": "Sockets\\SocketFactories",
     "socket/manual-receive": "Sockets\\ManualReceives",
     "socket/auto-receive": "Sockets\\AutoReceives",
     "socket/adapter": "Sockets\\Adapters",