Make badblocks host-only

It was being installed on some products when it shouldn't be.

Bug: 205632228
Test: m installclean && m with aosp/2773149
Change-Id: I7f4642ba6fa8d97f7711b6df57c4e3fd781b40fd
diff --git a/misc/Android.bp b/misc/Android.bp
index 0656bf4..a00ac9a 100644
--- a/misc/Android.bp
+++ b/misc/Android.bp
@@ -191,9 +191,8 @@
 //########################################################################
 // Build badblocks
 
-cc_binary {
+cc_binary_host {
     name: "badblocks",
-    host_supported: true,
     defaults: ["e2fsprogs-defaults"],
 
     srcs: ["badblocks.c"],