feat: update react-docgen-typescript to the latest version

Updated react-docgen-typescript dependency to include following changes:

https://github.com/styleguidist/react-docgen-typescript/pull/200 Default values for stateless components can now be generated from props destructuring
https://github.com/styleguidist/react-docgen-typescript/pull/201 Passing new parser option (shouldExtractLiteralValuesFromEnum) which allows to parse TypeScript enums and string unions to docgen enum of their values: If false (like before): type: { name: "\"blue\" | \"green\"" } or type: { name: "ColorEnum" } If true: type: { name: "enum", value: [ { value: "\"blue\"" }, { value: "\"green\""} ] }

strothj / react-docgen-typescript-loader