Update joda-time to 2.12.1

[47erbot]

Updates joda-time:joda-time from 2.12.0 to 2.12.1.
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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Adjust 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" } ]

Or, add this to slow down future updates of this dependency:

dependencyOverrides = [{
  pullRequests = { frequency = "@monthly" },
  dependency = { groupId = "joda-time", artifactId = "joda-time" }
}]

labels: library-update, early-semver-patch, semver-spec-patch, commit-count:1