Mark as recovery_available:true

Libraries that are direct or indirect dependencies of modules installed
to recovery partition (e.g. adbd) are marked as recovery_available:
true. This allows a recovery variant of the lib is created when it is
depended by other recovery or recovery_available modules.

Bug: 79146551
Test: m -j
Change-Id: I7907d010c5e14ee53c0cb11779a9007d572f4668
diff --git a/Android.bp b/Android.bp
index 4675965..f23f0c6 100644
--- a/Android.bp
+++ b/Android.bp
@@ -89,6 +89,7 @@
         "avb_sources",
     ],
     host_supported: true,
+    recovery_available: true,
     export_include_dirs: ["."],
     target: {
         android: {
@@ -109,6 +110,7 @@
         "avb_defaults",
         "avb_sources",
     ],
+    recovery_available: true,
     export_include_dirs: ["."],
     shared_libs: ["libbase"],
     static_libs: ["libfs_mgr"],