Set apex_available property

The marked library(ies) were available to the APEXes via the
hand-written whitelist in build/soong/apex/apex.go. Trying to remove the
whitelist by adding apex_available property to the Android.bp of the
libraries.

Bug: 150999716
Test: m
Change-Id: I2b80a7f2cb854d4518c8a74bfc6d3a84acad8d73
diff --git a/Android.bp b/Android.bp
index de2c7b9..ca62873 100644
--- a/Android.bp
+++ b/Android.bp
@@ -40,6 +40,12 @@
     sdk_version: "current",
     // As part of mainline modules(APEX), it should support at least 29(Q)
     min_sdk_version: "29",
+
+    apex_available: [
+        "//apex_available:platform",
+        "com.android.art.debug",
+        "com.android.art.release",
+    ],
 }
 
 cc_library_headers {
@@ -51,6 +57,12 @@
             enabled: true,
         },
     },
+
+    apex_available: [
+        "//apex_available:platform",
+        "com.android.art.debug",
+        "com.android.art.release",
+    ],
 }
 
 cc_library {