Add virtmanager to the virt APEX

We want to have virtmanager (and its dependencies) inside the APEX so
that they can be updated.

Bug: 180297657
Test: com.android.virt
Change-Id: I79935c99f8884a3260fc19f797466b47b3dc6583
diff --git a/virtmanager/Android.bp b/virtmanager/Android.bp
index 04b7d8b..e22550c 100644
--- a/virtmanager/Android.bp
+++ b/virtmanager/Android.bp
@@ -11,4 +11,5 @@
         "libserde",
         "libanyhow",
     ],
+    apex_available: ["com.android.virt"],
 }
diff --git a/virtmanager/aidl/Android.bp b/virtmanager/aidl/Android.bp
index e46bd27..2782d45 100644
--- a/virtmanager/aidl/Android.bp
+++ b/virtmanager/aidl/Android.bp
@@ -12,6 +12,7 @@
         },
         rust: {
             enabled: true,
+            apex_available: ["com.android.virt"],
         },
     },
 }