docs: update README.md [skip ci]

Author: allcontributors[bot]

README.md

@@ -170,6 +170,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/tkoyama010"><img src="https://avatars.githubusercontent.com/u/7513610?v=4?s=100" width="100px;" alt="Tetsuo Koyama"/><br /><sub><b>Tetsuo Koyama</b></sub></a><br /><a href="https://github.com/pyOpenSci/python-package-guide/commits?author=tkoyama010" title="Code">💻</a> <a href="https://github.com/pyOpenSci/python-package-guide/pulls?q=is%3Apr+reviewed-by%3Atkoyama010" title="Reviewed Pull Requests">👀</a> <a href="https://github.com/pyOpenSci/python-package-guide/commits?author=tkoyama010" title="Documentation">📖</a> <a href="#translation-tkoyama010" title="Translation">🌍</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://hachyderm.io/web/@willingc"><img src="https://avatars.githubusercontent.com/u/2680980?v=4?s=100" width="100px;" alt="Carol Willing"/><br /><sub><b>Carol Willing</b></sub></a><br /><a href="https://github.com/pyOpenSci/python-package-guide/pulls?q=is%3Apr+reviewed-by%3Awillingc" title="Reviewed Pull Requests">👀</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/kozo2"><img src="https://avatars.githubusercontent.com/u/12192?v=4?s=100" width="100px;" alt="Kozo Nishida"/><br /><sub><b>Kozo Nishida</b></sub></a><br /><a href="https://github.com/pyOpenSci/python-package-guide/pulls?q=is%3Apr+reviewed-by%3Akozo2" title="Reviewed Pull Requests">👀</a> <a href="#translation-kozo2" title="Translation">🌍</a></td>
+      <td align="center" valign="top" width="14.28%"><a href="http://melissawm.github.io"><img src="https://avatars.githubusercontent.com/u/3949932?v=4?s=100" width="100px;" alt="Melissa Weber Mendonça"/><br /><sub><b>Melissa Weber Mendonça</b></sub></a><br /><a href="#question-melissawm" title="Answering Questions">💬</a></td>
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