Re-enable lintian packaging test (#60698)

It appears the odd permission problems of NOTICE and the lintian
overrides file have disappeared, probably through further build cleanup.
This commit re-enables the lintian tests.

closes #58730

qa/os/src/test/java/org/elasticsearch/packaging/test/DebMetadataTests.java

@@ -37,7 +37,6 @@ public class DebMetadataTests extends PackagingTestCase {
         assumeTrue("only deb", distribution.packaging == Distribution.Packaging.DEB);
     }
 
-    @AwaitsFix(bugUrl = "https://github.com/elastic/elasticsearch/issues/58730")
     public void test05CheckLintian() {
         String extraArgs = "";
         if (sh.run("lintian --help").stdout.contains("fail-on-warnings")) {