RFR: Improve bot message formatting [v3]

[Robin Westberg]

> Hi all,
> 
> Please review this small change that improves the formatting of a few bot messages.
> 
> Best regards,
> Robin

Robin Westberg has updated the pull request incrementally with one additional commit since the last revision:

  Adjust tests accordingly

-------------

Changes:
  - all: https://git.openjdk.java.net/skara/pull/799/files
  - new: https://git.openjdk.java.net/skara/pull/799/files/05515ca9..82917f51

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=skara&pr=799&range=02
 - incr: https://webrevs.openjdk.java.net/?repo=skara&pr=799&range=01-02

  Stats: 2 lines in 2 files changed: 0 ins; 0 del; 2 mod
  Patch: https://git.openjdk.java.net/skara/pull/799.diff
  Fetch: git fetch https://git.openjdk.java.net/skara pull/799/head:pull/799

PR: https://git.openjdk.java.net/skara/pull/799