Update regexes.pod6
Update regexes.pod6

Change "two vowels together after a C<:>" to "multiple characters after a C<:>".

Both 'vowels'  and  'two'  are too restrictive.
MasterDuke17/doc,MasterDuke17/doc,tbrowder/doc,tbrowder/doc,MasterDuke17/doc,tbrowder/doc,tbrowder/doc,MasterDuke17/doc