Allow host bionic to use libdl_static

Bug: 31559095
Test: attempt to build host bionic
Change-Id: If057681a3e098efcf79f9d8a74608b10b1ac20da
diff --git a/libdl/Android.bp b/libdl/Android.bp
index 0efde34..13c8714 100644
--- a/libdl/Android.bp
+++ b/libdl/Android.bp
@@ -3,6 +3,7 @@
 //
 cc_library_static {
     name: "libdl_static",
+    defaults: ["linux_bionic_supported"],
     recovery_available: true,
 
     srcs: [