Notify VS when users or apps are removed

Register for the relevant broadcasts, and when we receive them pass
them on to VirtualizationService.

Bug: 294177871
Test: Manual; add/remove packages, users, see log messages
Change-Id: I154f620a04f8a1afa7c34baeb4ecf10a19374dd0
diff --git a/java/service/Android.bp b/java/service/Android.bp
index fdfb203..8bac7be 100644
--- a/java/service/Android.bp
+++ b/java/service/Android.bp
@@ -29,6 +29,9 @@
         "framework",
         "services.core",
     ],
+    static_libs: [
+        "android.system.virtualizationmaintenance-java",
+    ],
     sdk_version: "core_platform",
     apex_available: ["com.android.virt"],
     installable: true,