Turn off debuggerd for host bionic

Bug: 31559095
Test: Attempt to build host bionic
Change-Id: Ie0b30417bdc2c59fd4793a79fd23dc9ccd398937
diff --git a/debuggerd/Android.bp b/debuggerd/Android.bp
index 79d5c08..eb5578f 100644
--- a/debuggerd/Android.bp
+++ b/debuggerd/Android.bp
@@ -1,6 +1,5 @@
 cc_defaults {
     name: "debuggerd_defaults",
-    defaults: ["linux_bionic_supported"],
     cflags: [
         "-Wall",
         "-Wextra",