Bump Jenkins LTS version to 2.440.2-jdk17

[github-actions]

Bump Jenkins LTS version

Update the Dockerfile with the new version

changed lines [1] of file "/tmp/updatecli/github/dduportal/jenkins-examples/docker-image/Dockerfile"

2.440.2-jdk17

Jenkins changelog is available at: https://www.jenkins.io/changelog-stable/#v2.440.2

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