chore(docs): update readme contribution section (#1459)

* chore(docs): update readme contribution section.

* Update README.md

Co-authored-by: danceratopz <[email protected]>

* Update README.md

---------

Co-authored-by: danceratopz <[email protected]>

Author: spencer-tb

README.md

@@ -180,7 +180,7 @@ If you encounter issues during the installation process, please refer to the [In
 
 Contributions and feedback are welcome. Please see the [online documentation](https://eest.ethereum.org/main/writing_tests/) for this repository's coding standards and help on implementing new tests.
 
-Pull requests containing only typo fixes will not be merged and must be accompanied by documentation, test or framework improvements.
+We welcome earnest newcomers, no matter how small the contribution! However, we currently do not accept contributions that only fix spelling or grammatical errors in documentation, code or elsewhere. Pull requests should have reasonable substance or resolve an existing repository open issue; pull requests from obvious airdrop farmers will be closed upon review.
 
 Care is required when adding PRs or issues for functionality that is live on Ethereum mainnet, please refer to the [Security Policy](SECURITY.md) for more information about reporting vulnerabilities and eligibility for the [bug bounty program](https://bounty.ethereum.org).