Add createDetached definition (#37686)
Add createDetached definition (#37686)

createDetached was added in [0.24.0](https://github.com/nodegit/nodegit.github.com/commit/c478a676467235352d123f529138e91f85dd1eac#diff-f6876d109ef3a13582ff4775489d636aR118)

Docs: https://www.nodegit.org/api/remote/#createDetached
dsebastien/DefinitelyTyped,georgemarshall/DefinitelyTyped,georgemarshall/DefinitelyTyped,georgemarshall/DefinitelyTyped,markogresak/DefinitelyTyped,mcliment/DefinitelyTyped,dsebastien/DefinitelyTyped,georgemarshall/DefinitelyTyped