Log redact on TiFlash (#5687)
Log redact on TiFlash (#5687)

* Log redact on TiFlash

Signed-off-by: JaySon-Huang <2f08f09fb8e8b06aa9c8361f55804ff93a387dca@qq.com>

* Fix link

Signed-off-by: JaySon-Huang <2f08f09fb8e8b06aa9c8361f55804ff93a387dca@qq.com>

* Fix link

Signed-off-by: JaySon-Huang <2f08f09fb8e8b06aa9c8361f55804ff93a387dca@qq.com>

* minor wording update

Co-authored-by: TomShawn <3d0966147538bc5ab020e8dffa2c0b746f9728a6@users.noreply.github.com>
pingcap/docs-cn,pingcap/docs-cn