Returns metadata relating to the FDC3 object and its provider, including the supported version of the FDC3 specification and the name of the provider of the implementation.
Example
const metadataInfo = await fdc3.getInfo();
// This returns an ImplementationMetadata object:
// {
// fdc3Version: '1.2',
// provider: 'openfin-providerUuid',
// providerVersion: 'runtimeVersion'
// }