libui: remove unused deps

Bug: 137311188
Test: library still builds
Change-Id: Ibef9c5e8ecbe60c4cb5251ecbe50382ee84845ae
diff --git a/libs/ui/Android.bp b/libs/ui/Android.bp
index ec7f927..6f570af 100644
--- a/libs/ui/Android.bp
+++ b/libs/ui/Android.bp
@@ -84,7 +84,6 @@
         "android.hardware.configstore-utils",
         "libbase",
         "libcutils",
-        "libhardware",
         "libhidlbase",
         "libhidltransport",
         "libhwbinder",