Update S26 link text to match internal target.
Update S26 link text to match internal target.

perl6/doc,MasterDuke17/doc,perl6/doc,MasterDuke17/doc,perl6/doc,MasterDuke17/doc,tbrowder/doc,tbrowder/doc,MasterDuke17/doc,perl6/doc,tbrowder/doc,tbrowder/doc,perl6/doc