[py] Fix sdist tar package_dir
We need to set package_dir so that the tar file extracts to
the expected directory.
@@ -175,6 +175,7 @@ pkg_tar(
srcs = [":selenium-sdist-pkg"],
extension = "tar.gz",
mode = "0644",
+ package_dir = "selenium-%s" % SE_VERSION,
package_file_name = "selenium-%s.tar.gz" % SE_VERSION,
)
