test with java 24 in main.yml (#5186)

Author: pjfanning

.github/workflows/main.yml

@@ -19,7 +19,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        java_version: ['8', '11', '17', '21', '23'] 
+        java_version: ['8', '11', '17', '21', '24'] 
         os: ['ubuntu-24.04']
         include:
           - java_version: '8'

src/test/java/com/fasterxml/jackson/databind/misc/AccessFixTest.java

@@ -41,7 +41,9 @@ public void testCauseOfThrowableIgnoral() throws Exception
             _testCauseOfThrowableIgnoral(mapper);
         } catch (UnsupportedOperationException e) {
             // JDK 21+ fail?
-            verifyException(e, "Security Manager is deprecated");
+            verifyException(e,
+                    "Security Manager is deprecated",
+                    "Setting a Security Manager is not supported");
         } finally {
             if (setSucceeded) {
                 System.setSecurityManager(origSecMan);