Re-enable SystemUILintCheckerTest

They can be re-enabled using a new feature to exclude
certain classes from being loaded by tradefed.

Bug: 240445172
Test: atest --host SystemUILintCheckerTest
Change-Id: Id36a13cab0ebdbba9bffcf29ea7da0cfca2ea28c

packages/SystemUI/checks/Android.bp

@@ -37,12 +37,6 @@ java_library_host {
 
 java_test_host {
     name: "SystemUILintCheckerTest",
-    // TODO(b/239881504): Since this test was written, Android
-    // Lint was updated, and now includes classes that were
-    // compiled for java 15. The soong build doesn't support
-    // java 15 yet, so we can't compile against "lint". Disable
-    // the test until java 15 is supported.
-    enabled: false,
     srcs: [
         "tests/**/*.kt",
         "tests/**/*.java",
@@ -55,5 +49,19 @@ java_test_host {
     ],
     test_options: {
         unit_test: true,
+        tradefed_options: [
+            {
+                // lint bundles in some classes that were built with older versions
+                // of libraries, and no longer load. Since tradefed tries to load
+                // all classes in the jar to look for tests, it crashes loading them.
+                // Exclude these classes from tradefed's search.
+                name: "exclude-paths",
+                value: "org/apache",
+            },
+            {
+                name: "exclude-paths",
+                value: "META-INF",
+            },
+        ],
     },
 }