Add FrontendSettingsExt struct in Tuner 1.1

The new FrontendSettingsExt includes more options to configure the
tune and scan action on the IFrontend interface.

This new struct will be used as a parameter in the tune_1_1 and
scan_1_1 APIs of the 1.1 IFrontend.

Test: atest VtsHalTvTunerV1_1TargetTest
Bug: 158818695
Change-Id: Ibe38a0be76969d23255574357d7494188182f467
diff --git a/tv/tuner/1.1/Android.bp b/tv/tuner/1.1/Android.bp
index 032232d..92769f0 100644
--- a/tv/tuner/1.1/Android.bp
+++ b/tv/tuner/1.1/Android.bp
@@ -6,6 +6,7 @@
     srcs: [
         "IDemux.hal",
         "IFilter.hal",
+        "IFrontend.hal",
         "IFilterCallback.hal",
         "ITuner.hal",
         "types.hal",