Migrate sysUI and carSysUI to the separated car user lib.

Bug: 113868873
Test: build
Change-Id: I48fb69aab7092d256c6839377c905340f9059165
diff --git a/packages/SystemUI/Android.bp b/packages/SystemUI/Android.bp
index 0913503..9c33116 100644
--- a/packages/SystemUI/Android.bp
+++ b/packages/SystemUI/Android.bp
@@ -66,6 +66,7 @@
     libs: [
         "telephony-common",
         "android.car",
+        "android.car.user",
     ],
 
     aaptflags: [
@@ -119,6 +120,7 @@
         "android.test.runner",
         "telephony-common",
         "android.car",
+        "android.car.user",
         "android.test.base",
     ],
     aaptflags: [
@@ -144,6 +146,7 @@
     libs: [
         "telephony-common",
         "android.car",
+        "android.car.user",
     ],
 
     dxflags: ["--multi-dex"],