Misleading example in Apache 2 doc (fix)

[Jose Kahan]

I didn't do my homework completely. According to
RFC 2910, Cookie tokens may be separated by
white space. The correct regular expression is:

[[
 SetEnvIf Cookie "language\s*=\s*([a-z|A-Z][a-z|A-Z|-]+)" prefer-language=$1
]]

Thanks!

-jose