Update packages/types/src/index.ts
Update packages/types/src/index.ts

Co-authored-by: Michael Brooks <8e3f0545423e5deb1992836473abd2c5cfd2d537@slack-corp.com>
slackapi/node-slack-sdk,slackapi/node-slack-sdk,slackapi/node-slack-sdk,slackapi/node-slack-sdk