Makefile: Pack libsparse-host.so into otatools.zip.

delta_generator has a dependency on that.

Bug: 34731113
Bug: 34723547
Test: m otatools-package
Change-Id: I70752a8c283bf98cb6106d3999515d0fd01f43b2
(cherry picked from commit 04c8a03c855173066a5e7a62a0ac5f19fc975aa6)
diff --git a/core/Makefile b/core/Makefile
index 028aebd..099d032 100644
--- a/core/Makefile
+++ b/core/Makefile
@@ -1771,6 +1771,7 @@
   $(HOST_LIBRARY_PATH)/libprotobuf-cpp-lite$(HOST_SHLIB_SUFFIX) \
   $(HOST_LIBRARY_PATH)/libssl-host$(HOST_SHLIB_SUFFIX) \
   $(HOST_LIBRARY_PATH)/libz-host$(HOST_SHLIB_SUFFIX) \
+  $(HOST_LIBRARY_PATH)/libsparse-host$(HOST_SHLIB_SUFFIX) \
   $(HOST_LIBRARY_PATH)/libbase$(HOST_SHLIB_SUFFIX) \
   $(HOST_LIBRARY_PATH)/libpcre2$(HOST_SHLIB_SUFFIX)