chore: [jenkins-controller] Bump Jenkins LTS version in dockerfiles/D... (#1338)

... ockerfile

Made with ❤️️ by updatecli

Co-authored-by: GitHub Actions <41898282+github-actions[bot]@users.noreply.github.com>

Author: github-actions[bot]

dockerfiles/Dockerfile

@@ -1,7 +1,7 @@
 # This Dockerfile is used to create a Jenkins server with a specific version and pre-configured settings.
 
 # We start by defining an ARG for the Jenkins version. This allows us to easily change the version of Jenkins we want to use.
-ARG JENKINS_VERSION=2.504.2
+ARG JENKINS_VERSION=2.504.3
 # We then use the official Jenkins image with the specified version as our base image.
 FROM jenkins/jenkins:"${JENKINS_VERSION}"-lts-jdk21