Add Display Activity

Separate activity with fixed-size surface

Bug: 389524419
Test: check if DisplayActivity shows something
Change-Id: I929e215439a0a3449c3f76a0b96f829261f00ee8
diff --git a/android/TerminalApp/Android.bp b/android/TerminalApp/Android.bp
index 79f0094..2bac412 100644
--- a/android/TerminalApp/Android.bp
+++ b/android/TerminalApp/Android.bp
@@ -16,6 +16,7 @@
         "androidx-constraintlayout_constraintlayout",
         "androidx.window_window",
         "apache-commons-compress",
+        "avf_aconfig_flags_java",
         "com.google.android.material_material",
         "debian-service-grpclib-lite",
         "gson",