Merge pull request #51703 from dracan/patch-1

Add missing comma to json snippet

Author: ktoliver

articles/azure-functions/functions-host-json.md

@@ -281,7 +281,7 @@ Controls the logging behaviors of the function app, including Application Insigh
 
 ```json
 "logging": {
-    "fileLoggingMode": "debugOnly"
+    "fileLoggingMode": "debugOnly",
     "logLevel": {
       "Function.MyFunction": "Information",
       "default": "None"