change dataset format

posex_set.tar.gz → posex_set.zip

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:3eaa4155db4ac6d82c6ab696bf3ab31b1541d8ac52bae50afedde85ac047601a
-size 352616245
+oid sha256:66e2314ddcd9eea769a8fb000ffe21be5d6bbf799eb3ebe288ad657490eae186
+size 355843871