message: Get the diff from the subfolder
diff: const {message} = require("danger")
  const {readFileSync, existsSync} = require("fs")
  -const diffPath = "baseline-changes.diff"
  +const diffPath = "./TypeScript/baseline-changes.diff"
  if (existsSync(diffPath)) {
  const diffContents = readFileSync(diffPath, "utf8")
  message(diffContents)
  