Update joda-time to 2.10.6

[scala-steward]

Updates joda-time:joda-time from 2.10.5 to 2.10.6.
GitHub Release Notes - Version Diff

I'll automatically update this PR to resolve conflicts as long as you don't change it yourself.

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Ignore future updates

Add this to your .scala-steward.conf file to ignore future updates of this dependency:

updates.ignore = [ { groupId = "joda-time", artifactId = "joda-time" } ]

labels: library-update, semver-patch

[coveralls]

Coverage decreased (-1.0%) to 76.981% when pulling e5d0e56 on scala-steward:update/joda-time-2.10.6 into b25d64a on andyglow:master.