git: openjdk/skara: 55: Reduce disk usage for notify bot

[duke]

Changeset: d4ab5fdc
Author:    Robin Westberg <rwestberg at openjdk.org>
Date:      2019-08-15 13:52:35 +0000
URL:       https://git.openjdk.java.net/skara/commit/d4ab5fdc

55: Reduce disk usage for notify bot

Reviewed-by: ehelin

! bots/notify/src/main/java/org/openjdk/skara/bots/notify/JNotifyBot.java
! bots/notify/src/main/java/org/openjdk/skara/bots/notify/JNotifyBotFactory.java
! bots/notify/src/test/java/org/openjdk/skara/bots/notify/UpdaterTests.java
! vcs/src/main/java/org/openjdk/skara/vcs/Repository.java