Add `art_libnativebridge_cts_tests` to ART's `TEST_MAPPING` and ART MTS.

In ART MTS, add this test module to shard 00 (along with other ART
gtests).

Output of `art/test/utils/regen-test-files`:

  $ art/test/utils/regen-test-files
  Generated Blueprint files for 657 ART run-tests out of 950 (69%).
  Generated TEST_MAPPING entries for 404 ART run-tests out of 950 (42%):
    404 ART run-tests (100%) in `mainline-presubmit` test group.
     20 ART gtests (95%) in `mainline-presubmit` test group.
    404 ART run-tests (100%) in `presubmit` test group.
     21 ART gtests (100%) in `presubmit` test group.

Test: atest --test-mapping art:presubmit
Test: m mts && mts-tradefed run commandAndExit mts-art
Test: m mts && mts-tradefed run commandAndExit mts-art-shard-00
Test: m mts \
        && mts-tradefed run commandAndExit mts-art \
             --module art_libnativebridge_cts_tests
Test: art/libnativebridge/tests/runtests.sh
Bug: 143943613
Bug: 167385698
Change-Id: I3fe63bcf4f40c80f30a11636e31f63bda0651d17
diff --git a/libnativebridge/tests/Android.bp b/libnativebridge/tests/Android.bp
index dfacae8..b787fba 100644
--- a/libnativebridge/tests/Android.bp
+++ b/libnativebridge/tests/Android.bp
@@ -187,7 +187,11 @@
     },
 
     test_config_template: ":art-gtests-target-standalone-cts-template",
-    test_suites: ["cts"],
+    test_suites: [
+        "cts",
+        "general-tests",
+        "mts-art",
+    ],
 }
 
 cc_test {