Add TAPL as a direct dependency to the flicker tests

TAPL is currently imported as part of other dependencies. However, as
per guidelines form go/tapl, these dependencies must be
android_library. This CL adds TAPL as a direct dependency to the test to
comply with the usage guidelines

Test: atest FlickerTests
Change-Id: I9b21a4b4906a6ba64d7895dc5a3e544080e082fb
diff --git a/tests/FlickerTests/Android.bp b/tests/FlickerTests/Android.bp
index 213bd1f..baff952 100644
--- a/tests/FlickerTests/Android.bp
+++ b/tests/FlickerTests/Android.bp
@@ -28,5 +28,6 @@
         "flickerlib",
         "truth-prebuilt",
         "app-helpers-core",
+        "launcher-aosp-tapl"
     ],
 }