(really) rephrase boolean logical OR operator description
(really) rephrase boolean logical OR operator description

...as last commit was really about XOR

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