Adapt JDK for April LTS 2.555.1 release

Author: jonesbusy

plugin-modernizer-core/src/main/java/io/jenkins/tools/pluginmodernizer/core/model/JDK.java

@@ -26,10 +26,8 @@ public enum JDK {
      */
     JAVA_8(8, true, null, "2.346.1", "1900.v9e128c991ef4"),
     JAVA_11(11, true, "2.164.1", "2.462.3", "2225.v04fa_3929c9b_5"),
-    JAVA_17(17, true, "2.346.1", "2.544", null),
+    JAVA_17(17, true, "2.346.1", "2.541.3", null),
     JAVA_21(21, true, "2.426.1", null, null),
-
-    // TODO: Adapt when LTS is released in March 2026
     JAVA_25(25, true, "2.516.1", null, null);
     /**
      * The major version

plugin-modernizer-core/src/test/java/io/jenkins/tools/pluginmodernizer/core/model/JDKTest.java

@@ -172,10 +172,10 @@ public void getBuildableJdk() {
         assertEquals(JDK.JAVA_21, JDK.get("2.541.1").get(1));
         assertEquals(JDK.JAVA_25, JDK.get("2.541.1").get(2));
 
-        // First LTS to drop JDK 17 (adapt when baseline is choosen)
-        assertEquals(2, JDK.get("2.550.1").size());
-        assertEquals(JDK.JAVA_21, JDK.get("2.550.1").get(0));
-        assertEquals(JDK.JAVA_25, JDK.get("2.550.1").get(1));
+        // First LTS to drop JDK 17
+        assertEquals(2, JDK.get("2.555.1").size());
+        assertEquals(JDK.JAVA_21, JDK.get("2.555.1").get(0));
+        assertEquals(JDK.JAVA_25, JDK.get("2.555.1").get(1));
     }
 
     @Test