[arch-dev-public] [signoff] heimdal 1.2.1-1

[Allan McRae]

All known rebuilds are now done so it is time to signoff 
heimdal-1.2.1-1.  Please run lddd and look for packages involving 
libhx509.so to check for any further rebuilds.

Upstream changelog:

Major changes
    * [HEIMDAL-147] - Heimdal 1.2 not compiling on Solaris
    * [HEIMDAL-151] - Make canned tests work again after cert expired
    * [HEIMDAL-152] - iprop test: use full hostname to avoid realm 
resolving errors
    * [HEIMDAL-153] - ftp: Use the correct length for unmap, msync