Add AndroidTest.xml to incident_helper and incidentd

This change depends on fix of b/69802886:
https://android-review.googlesource.com/#/c/platform/build/+/555203/

Bug: 65754586
Test: atest incident_helper_test && atest incidentd_test
Change-Id: I64d793c8abe4381114e5b38fa12d085b1d808cd1
diff --git a/cmds/incident_helper/Android.bp b/cmds/incident_helper/Android.bp
index 2ef0371..fc0bdcc 100644
--- a/cmds/incident_helper/Android.bp
+++ b/cmds/incident_helper/Android.bp
@@ -38,6 +38,7 @@
 
 cc_test {
     name: "incident_helper_test",
+    test_suites: ["device-tests"],
     defaults: ["incident_helper_defaults"],
     local_include_dirs: ["src/"],