Depend on .3 LTS

Some plugins in newer bom requires it.

Author: rsandell

pom.xml

@@ -19,7 +19,7 @@
         <changelist>-SNAPSHOT</changelist>
         <!-- https://www.jenkins.io/doc/developer/plugin-development/choosing-jenkins-baseline/ -->
         <jenkins.baseline>2.479</jenkins.baseline>
-        <jenkins.version>${jenkins.baseline}.1</jenkins.version>
+        <jenkins.version>${jenkins.baseline}.3</jenkins.version>
         <gitHubRepo>jenkinsci/${project.artifactId}-plugin</gitHubRepo>
         <checkstyle.version>3.6.0</checkstyle.version>
         <no-test-jar>false</no-test-jar>