[Settings] Fix robotest build breakage

Add annotation library into test build

Bug: 144810473
Test: build pass
Change-Id: Idb4e056fb73a349ac268e5d2292a31fe7d9a6642
diff --git a/tests/robotests/Android.bp b/tests/robotests/Android.bp
index 28c987b..263f83d 100644
--- a/tests/robotests/Android.bp
+++ b/tests/robotests/Android.bp
@@ -59,6 +59,7 @@
 
     static_libs: [
         "SettingsLib-robo-testutils",
+	"app-compat-annotations",
     ],
 
     java_resource_dirs: ["config"],