devel/ruby-logging: update to 2.3.0

Update ruby-logging package to 2.3.0.

== 2.3.0 / 2020-07-04

Enhancements

- all appender output is now synchronized [PR #219]
- renamed the `LogEvent#method` to no longer conflict with `Kernel#method`
  [PR #218]
- @bhuga (not the Fortnite star) added a `raise_errors` method for debugging
  [PR #203]
- thanks to @olleolleolle for keeping on top of Travis and Ruby versions

Bug Fixes
- conosle appenders can be reopened [PR #220]
- fixed a race condition in the rolling file appender [PR #216]
- fixed a race condition when opening log file destinations [PR #208 #217]
- @MikaelSmith fixed a race condition in Logger creation [PR #201]
- documentation bug fixes [PR #184 #185 #188 #194 #209]

(taca)