Allow libmodprobe to be used by host binaries

Cuttlefish tooling need libmodprobe to determine if a kernel module is
signed.

Bug: 273752147
Test: th
Change-Id: Icea49802d032b27bd89ed8f0bee1bc4814298774
diff --git a/libmodprobe/Android.bp b/libmodprobe/Android.bp
index 525a880..1d94a96 100644
--- a/libmodprobe/Android.bp
+++ b/libmodprobe/Android.bp
@@ -10,6 +10,7 @@
     vendor_available: true,
     ramdisk_available: true,
     recovery_available: true,
+    host_supported: true,
     srcs: [
         "libmodprobe.cpp",
         "libmodprobe_ext.cpp",