Migrate sysUI and carSysUI to the separated car user lib.

Bug: 113868873
Test: build
Change-Id: I48fb69aab7092d256c6839377c905340f9059165
diff --git a/packages/CarSystemUI/Android.bp b/packages/CarSystemUI/Android.bp
index f908595..86f9032 100644
--- a/packages/CarSystemUI/Android.bp
+++ b/packages/CarSystemUI/Android.bp
@@ -51,6 +51,7 @@
     libs: [
         "telephony-common",
         "android.car",
+        "android.car.user",
     ],
 
     manifest: "AndroidManifest.xml",