win_version: update tag convention after 3.6.13 release
We switched to using the version number as the tag, instead of mangling it to "gnutls_X_Y_Z". This fixes the links to Windows binaries.
Fixes gnutls#978 (closed).
We switched to using the version number as the tag, instead of mangling it to "gnutls_X_Y_Z". This fixes the links to Windows binaries.
Fixes gnutls#978 (closed).