MFde: Update the German documentation set.
doc/de_DE.ISO8859-1/books/faq/book.sgml 1.908 -> 1.922
doc/de_DE.ISO8859-1/share/sgml/glossary/freebsd-glossary.sgml 1.28 -> 1.34
Obtained from: The FreeBSD German Documentation Project
Contributed by: Benedict Reuschling (benedict ett reuschling dott org)