execa: add missing 'inherit' to StdIOOption
execa: add missing 'inherit' to StdIOOption

borisyankov/DefinitelyTyped,markogresak/DefinitelyTyped,georgemarshall/DefinitelyTyped,rolandzwaga/DefinitelyTyped,AgentME/DefinitelyTyped,AgentME/DefinitelyTyped,rolandzwaga/DefinitelyTyped,mcliment/DefinitelyTyped,dsebastien/DefinitelyTyped,georgemarshall/DefinitelyTyped,georgemarshall/DefinitelyTyped,georgemarshall/DefinitelyTyped,AgentME/DefinitelyTyped,borisyankov/DefinitelyTyped,dsebastien/DefinitelyTyped,AgentME/DefinitelyTyped,magny/DefinitelyTyped,magny/DefinitelyTyped,one-pieces/DefinitelyTyped