Fix syntax error in New-AzApplicationGatewayProbeConfig.md (Azure#19202)

Author: isra-fel

src/Network/Network/help/New-AzApplicationGatewayProbeConfig.md

@@ -232,6 +232,7 @@ Position: Named
 Default value: None
 Accept pipeline input: False
 Accept wildcard characters: False
+```
 
 ### CommonParameters
 This cmdlet supports the common parameters: -Debug, -ErrorAction, -ErrorVariable, -InformationAction, -InformationVariable, -OutVariable, -OutBuffer, -PipelineVariable, -Verbose, -WarningAction, and -WarningVariable. For more information, see about_CommonParameters (http://go.microsoft.com/fwlink/?LinkID=113216).