Add test config to libcutils_test_static

Design doc:
Generalized Suites & the Unification of APCT & CTS Workflows Design/Roadmap
https://docs.google.com/document/d/1eabK3srlBLouMiBMrNP3xJPiRRdcoCquNxC8gBWPvx8/edit#heading=h.78vup5eivwzo

Details about test configs changes are tracked in doc
https://docs.google.com/document/d/1EWUjJ7fjy8ge_Nk0YQbFdRp8DSHo3z6GU0R8jLgrAcw/edit#

Bug: 35882476
Test: local test
Change-Id: I9faa1c929fff43635aff06b4228501e1227c4d06
diff --git a/libcutils/tests/Android.bp b/libcutils/tests/Android.bp
index 718d76b..c663a5d 100644
--- a/libcutils/tests/Android.bp
+++ b/libcutils/tests/Android.bp
@@ -69,6 +69,7 @@
 
 cc_test {
     name: "libcutils_test_static",
+    test_suites: ["device-tests"],
     defaults: ["libcutils_test_default"],
     static_libs: ["libc"] + test_libraries,
     stl: "libc++_static",