Update src/connections/sources/catalog/libraries/server/csharp/index.md

Co-authored-by: stayseesong <[email protected]>

Author: wenxi-zeng

src/connections/sources/catalog/libraries/server/csharp/index.md

@@ -58,7 +58,7 @@ To get started with the Analytics-CSharp library:
 | Option Name                 | Description                                                                                                                                                                                                                                                                                                                                   |
 |-----------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
  | `writeKey` *required*       | This is your Segment write key.                                                                                                                                                                                                                                                                                                               |
-| `flushAt`                   | Default set to `20`. <br> The count of events at which Segment flushes events.                                                                                                                                                                                                                                                                |
+| `flushAt`                   | The default is set to `20`. <br> The count of events at which Segment flushes events.                                                                                                                                                                                                                                                                |
 | `flushInterval`             | Default set to `30` (seconds). <br> The interval in seconds at which Segment flushes events.                                                                                                                                                                                                                                                  |
 | `defaultSettings`           | Default set to `{}`. <br> The settings object used as fallback in case of network failure.                                                                                                                                                                                                                                                    |
 | `autoAddSegmentDestination` | Default set to `true`. <br> This automatically adds the Segment Destination plugin. You can set this to `false` if you want to manually add the Segment Destination plugin.                                                                                                                                                                   |