From oox/source/crypto/AgileEngine.cxx hashCalc() it looks as if
"SHA1" is used in the wild instead of the "SHA-1" specified in
https://msdn.microsoft.com/en-us/library/dd925810
But maybe that's just wrong and followed the "SHA512" without
hyphen. Who knows.. accept both.

Change-Id: Ie1c3b4adf66541a4b8d8b83a1c49df235f30cf04