Minor react-intl types fixes (#35836)
Minor react-intl types fixes (#35836)

* fix plural and relative prop types

* update react-intl contributors

dsebastien/DefinitelyTyped,markogresak/DefinitelyTyped,mcliment/DefinitelyTyped,dsebastien/DefinitelyTyped,georgemarshall/DefinitelyTyped,georgemarshall/DefinitelyTyped,georgemarshall/DefinitelyTyped,georgemarshall/DefinitelyTyped