message: docs: fix emojis in changelog
diff: - [Generating TypeScript Signatures(d.ts) for CST constructs.](https://chevrotain.io/docs/guide/concrete_syntax_tree.html#cst-typescript-signatures)
  - See [relevant documentation](https://chevrotain.io/docs/guide/concrete_syntax_tree.html#cst-typescript-signatures)
  - - Thanks to [@mbett7](https://github.com/mbett7) :thumbsup
  + - Thanks to [@mbett7](https://github.com/mbett7) :thumbsup:
  - [refactor(utils): replace internal utils with lodash](https://github.com/Chevrotain/chevrotain/pull/1694)
  - This adds a new **3rd party** dependency (lodash).
  - This was done to reduce the amount of code being maintained, but at the cost of increased bundle size,
  #### Minor Changes
  - [Support multiple longer_alt tokens](https://github.com/Chevrotain/chevrotain/issues/1602)
  - - Thanks to [@msujew](https://github.com/msujew) :thumbsup
  + - Thanks to [@msujew](https://github.com/msujew) :thumbsup:
  ## 9.0.2 (6-13-2021)
  