Log Message:
ruby-mini_portile2: update 2.8.0.

Upstream changes:
 https://github.com/flavorjones/mini_portile/releases/tag/v2.8.0

2.8.0 / 2022-02-20

Added

  * Support xz-compressed archives (recognized by an .xz file extension).
  * When downloading a source archive, default open_timeout and read_timeout to
    10 seconds, but allow configuration via open_timeout and read_timeout
    config parameters.