Fixed typo in unit test description
Fixed typo in unit test description

manifoldjs/ManifoldCordova,manifoldjs/ManifoldCordova,Boltmade/cordova-plugin-offline-page,Boltmade/cordova-plugin-offline-page,lijie371/ManifoldCordova,lijie371/ManifoldCordova,lijie371/ManifoldCordova,manifoldjs/ManifoldCordova