[logback-dev] [qos-ch/logback] e79fe4: fix LOGBACK-1415

[Ceki Gulcu]

  Branch: refs/heads/master
  Home:   https://github.com/qos-ch/logback
  Commit: e79fe4e760cfe2ecb663554958ca7eba0a128eee
      https://github.com/qos-ch/logback/commit/e79fe4e760cfe2ecb663554958ca7eba0a128eee
  Author: Ceki Gulcu <ceki at qos.ch>
  Date:   2021-07-17 (Sat, 17 Jul 2021)

  Changed paths:
    M logback-classic/src/main/java/ch/qos/logback/classic/PatternLayout.java
    M logback-classic/src/main/java/ch/qos/logback/classic/html/HTMLLayout.java
    M logback-classic/src/main/java/ch/qos/logback/classic/pattern/MDCConverter.java
    A logback-classic/src/main/java/ch/qos/logback/classic/pattern/PrefixCompositeConverter.java
    M logback-classic/src/main/java/ch/qos/logback/classic/pattern/PropertyConverter.java
    M logback-classic/src/test/java/ch/qos/logback/classic/PatternLayoutTest.java
    A logback-classic/src/test/java/ch/qos/logback/classic/pattern/PrefixCompositeConverterTest.java

  Log Message:
  -----------
  fix LOGBACK-1415

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