Adds host_init_verifier to otatools.zip

This is needed after
commit 21c34f78e88bca9121da2322d229d203a267f8af
which starts calling host_init_verifier in merge_target_files,
a binary in releasetools.

Test: m otatools
Change-Id: Iee762de9fd6f890b5cc26ee5507da2f3f284fc14
diff --git a/core/Makefile b/core/Makefile
index f788abd..d4b3cec 100644
--- a/core/Makefile
+++ b/core/Makefile
@@ -3940,6 +3940,7 @@
   fec \
   fs_config \
   generate_verity_key \
+  host_init_verifier \
   img2simg \
   img_from_target_files \
   imgdiff \