fix: support Jenkins 2.516.1

Author: a-st

pom.xml

@@ -57,7 +57,7 @@
         <changelist>999999-SNAPSHOT</changelist>
         <!-- https://www.jenkins.io/doc/developer/plugin-development/choosing-jenkins-baseline/ -->
         <jenkins.baseline>2.516</jenkins.baseline>
-        <jenkins.version>${jenkins.baseline}.2</jenkins.version>
+        <jenkins.version>${jenkins.baseline}.1</jenkins.version>
         <gitHubRepo>jenkinsci/${project.artifactId}-plugin</gitHubRepo>
         <concurrency>2</concurrency>
         <!-- disable SpotBugs temporarily since there are 62 bugs -->