Invalid documentation for `sender.so_timeout`

[LakshanWeerasinghe]

Description

$subject

Steps to Reproduce

Version

4.x.x

Environment Details (with versions)

No response

[LakshanWeerasinghe]

This is a commonly used configuration and having an invalid description is not good.

[wso2-engineering-bot]

@wso2-engineering-bot create a PR for this issue following repo conventions