KfW make 64-bit MSI include 32-bit dlls

Signed-off-by: Kevin Wasserman <kevin.wasserman@painless-security.com>

https://github.com/krb5/krb5/commit/7f73cad3f08eadaa38299d004ac721cea74a0658
Author: Kevin Wasserman <kevin.wasserman@painless-security.com>
Committer: Ben Kaduk <kaduk@mit.edu>
Commit: 7f73cad3f08eadaa38299d004ac721cea74a0658
Branch: master
 src/windows/installer/wix/features.wxi |   10 ++++
 src/windows/installer/wix/files.wxi    |   30 ++++++++++++-
 src/windows/installer/wix/platform.wxi |   71 ++++++++++++++++----------------
 3 files changed, 74 insertions(+), 37 deletions(-)