CircleCI build failed due to jenkins repo moved to https

Found that the MPL CircleCI build failed:

...
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  6.866 s
[INFO] Finished at: 2021-06-09T06:02:20Z
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal on project mpl: Could not resolve dependencies for project com.griddynamics.devops:mpl:jar:1.0.0-SNAPSHOT: Failed to collect dependencies at org.jenkins-ci.main:jenkins-core:jar:2.73.3: Failed to read artifact descriptor for org.jenkins-ci.main:jenkins-core:jar:2.73.3: Could not transfer artifact org.jenkins-ci.main:jenkins-core:pom:2.73.3 from/to repo.jenkins-ci.org (http://repo.jenkins-ci.org/public/): Transfer failed for http://repo.jenkins-ci.org/public/org/jenkins-ci/main/jenkins-core/2.73.3/jenkins-core-2.73.3.pom 308 Permanent Redirect -&gt;

So need to switch to https in the pom.xml

griddynamics / mpl

CircleCI build failed due to jenkins repo moved to https #92