Use cc_test, not art_cc_test.

This was a copy/paste mistake.

Test: build aosp-build-tools
Change-Id: I9f433644a54d06cb796c7432df6577eec885f95f
diff --git a/libnativebridge/tests/Android.bp b/libnativebridge/tests/Android.bp
index 7c82927..744a4a8 100644
--- a/libnativebridge/tests/Android.bp
+++ b/libnativebridge/tests/Android.bp
@@ -88,7 +88,7 @@
 }
 
 // Build the test for the C API.
-art_cc_test {
+cc_test {
     name: "libnativebridge-api-tests",
     host_supported: true,
     test_per_src: true,