pom.xml, Jenkinsfile: bump Jenkins core requirement to 2.479.1 as nee…

…ded by new JDK17+ ecosystem baseline

Signed-off-by: Jim Klimov <jimklimov+jenkinsci@gmail.com>

Jenkinsfile

@@ -5,17 +5,10 @@
 buildPlugin(useContainerAgent: true, configurations: [
   // Test the common case (i.e., a recent LTS release) on both Linux and Windows
   // with same core version as the lowest baseline requested by pom.xml
-  [ platform: 'linux', jdk: '11', jenkins: '2.440.3' ],
-  [ platform: 'windows', jdk: '11', jenkins: '2.440.3' ],
+  [ platform: 'linux', jdk: '17', jenkins: '2.479.1' ],
+  [ platform: 'windows', jdk: '17', jenkins: '2.479.1' ],
 
   // Test the bleeding edge of the compatibility spectrum (i.e., the latest supported Java runtime).
   // see also https://www.jenkins.io/doc/developer/plugin-development/choosing-jenkins-baseline/
-  // NOTE: 2.475+ introduced other breaking changes to ecosystem
-  //[ platform: 'linux', jdk: '17', jenkins: '2.479.1' ],
-
-  // NOTE: LTS https://www.jenkins.io/changelog-stable/#v2.462.3
-  // is the last LTS release to support Java 11
-  [ platform: 'linux', jdk: '11', jenkins: '2.462.3' ],
-  [ platform: 'linux', jdk: '17', jenkins: '2.462.3' ],
-  [ platform: 'linux', jdk: '21', jenkins: '2.462.3' ],
+  [ platform: 'linux', jdk: '21', jenkins: '2.484' ],
 ])

pom.xml

@@ -31,7 +31,7 @@
         <revision>2</revision>
         <changelist>999999-SNAPSHOT</changelist>
         <gitHubRepo>jenkinsci/${project.artifactId}-plugin</gitHubRepo>
-        <jenkins.version>2.440.3</jenkins.version>
+        <jenkins.version>2.479.1</jenkins.version>
         <!-- Note: keep in sync with io.jenkins.tools.bom version below -->
         <spotbugs.effort>Max</spotbugs.effort>
         <spotbugs.threshold>Low</spotbugs.threshold>
@@ -41,8 +41,8 @@
         <dependencies>
             <dependency>
                 <groupId>io.jenkins.tools.bom</groupId>
-                <artifactId>bom-2.440.x</artifactId>
-                <version>3435.v238d66a_043fb_</version>
+                <artifactId>bom-2.479.x</artifactId>
+                <version>3613.v584fca_12cf5c</version>
                 <scope>import</scope>
                 <type>pom</type>
             </dependency>