checksum fix

depends/packages/libsnark.mk

@@ -1,10 +1,10 @@
 package=libsnark
 $(package)_version=0.1
-$(package)_download_path=https://github.com/radix42/$(package)/archive/
+$(package)_download_path=https://supernetorg.bintray.com/misc/
 $(package)_file_name=$(package)-$($(package)_git_commit).tar.gz
-$(package)_download_file=$($(package)_git_commit).tar.gz
-$(package)_sha256_hash=9dbd5b44d3443e86463e934bfe1023cab4ca5948f8d74c23a67d9535c28d2584
-$(package)_git_commit=9be18569b8abcda1245c3912877075259599c0f1
+$(package)_download_file=$(package)-$($(package)_git_commit).tar.gz
+$(package)_sha256_hash=47478adc2ae88c448dc736d59dfe007de6478e41e88d2d4d2ff4135a17ee6f90
+$(package)_git_commit=3854b20c25e8bc567aab2b558dec84d45f4a3e73
 
 $(package)_dependencies=libgmp libsodium