Mark cbor-java as host supported

Allow host components, such as hostside tests, to use the cbor-java
library.

Test: TH
Change-Id: Ib770843dc619faa2df50f0fef3ffa3d969ce4558
diff --git a/Android.bp b/Android.bp
index bf8032e..b12b3d5 100644
--- a/Android.bp
+++ b/Android.bp
@@ -38,6 +38,7 @@
         "src/main/**/*.java",
     ],
     min_sdk_version: "30",
+    host_supported: true,
     sdk_version: "core_current",
     apex_available: [
         "//apex_available:anyapex",