Remove parameter which shouldn't be there
@@ -1899,12 +1899,6 @@ at org.apache.logging.log4j.core.pattern.ExtendedThrowableTest.testException(Ext
<td>The default structured data id to use when formatting according to RFC 5424. If the LogEvent contains
a StructuredDataMessage the id from the Message will be used instead of this value.</td>
</tr>
- <tr>
- <td>immediateFlush</td>
- <td>boolean</td>
- <td>When set to true, each write will be followed by a flush. This will guarantee the data is written
- to disk but could impact performance.</td>
- </tr>
<tr>
<td>includeMDC</td>
<td>boolean</td>
