Change logs for efivar source package in Yangtze V1.0

efivar (37-ok2) yangtze; urgency=medium

  * Update version 37-6.

 -- Luoyaoming <email address hidden>  Fri, 28 Apr 2023 18:10:13 +0800

efivar (37-ok1) yangtze; urgency=medium

  * Build for openKylin.

 -- openKylinBot <email address hidden>  Mon, 25 Apr 2022 22:03:04 +0800