Bump go-plugin-api from 19.2.0 to 19.5.0
Bump go-plugin-api from 19.2.0 to 19.5.0

Bumps [go-plugin-api](https://github.com/gocd/gocd) from 19.2.0 to 19.5.0.
- [Release notes](https://github.com/gocd/gocd/releases)
- [Commits](https://github.com/gocd/gocd/compare/19.2.0...19.5.0)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
gocd-contrib/email-notifier,srinivasupadhya/email-notifier,gocd-contrib/email-notifier,srinivasupadhya/email-notifier