Add test case for Firmware version and Legal screens

NO_IFTTT=For test only

Bug: 370394101
Flag: EXEMPT Add tests
Test: UT
Change-Id: I1d105e1a54fe0ff6da9d64c54c3c825c87a83b14
diff --git a/tests/robotests/Android.bp b/tests/robotests/Android.bp
index 60a6803..84c84b0 100644
--- a/tests/robotests/Android.bp
+++ b/tests/robotests/Android.bp
@@ -58,6 +58,7 @@
         "Settings-robo-testutils",
         "Settings-testutils2",
         "SettingsLib-robo-testutils",
+        "SettingsLibPreference-testutils",
         "Settings_robolectric_meta_service_file",
         "aconfig_settings_flags_lib",
         "android.webkit.flags-aconfig-java",