[logback-dev] [qos-ch/logback] b6dbbb: make AsyncAppenderBaseTest more robust

[Ceki Gulcu]

  Branch: refs/heads/master
  Home:   https://github.com/qos-ch/logback
  Commit: b6dbbba5b7cb97affd9e7ada6d44efc60f859e2d
      https://github.com/qos-ch/logback/commit/b6dbbba5b7cb97affd9e7ada6d44efc60f859e2d
  Author: Ceki Gulcu <ceki at qos.ch>
  Date:   2021-08-23 (Mon, 23 Aug 2021)

  Changed paths:
    M logback-core/src/test/java/ch/qos/logback/core/AsyncAppenderBaseTest.java

  Log Message:
  -----------
  make AsyncAppenderBaseTest more robust

Signed-off-by: Ceki Gulcu <ceki at qos.ch>