docs: add mihaimaruseac as a contributor for doc, and tutorial (#559)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

---------

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>

Author: allcontributors[bot]

.all-contributorsrc

@@ -925,7 +925,8 @@
       "contributions": [
         "doc",
         "code",
-        "review"
+        "review",
+        "tutorial"
       ]
     },
     {

README.md

@@ -163,7 +163,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <tr>
       <td align="center" valign="top" width="14.28%"><a href="http://www.stsci.edu/"><img src="https://avatars.githubusercontent.com/u/503615?v=4?s=100" width="100px;" alt="Megan Sosey"/><br /><sub><b>Megan Sosey</b></sub></a><br /><a href="https://github.com/pyOpenSci/python-package-guide/commits?author=sosey" title="Code">💻</a> <a href="https://github.com/pyOpenSci/python-package-guide/pulls?q=is%3Apr+reviewed-by%3Asosey" title="Reviewed Pull Requests">👀</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>
-      <td align="center" valign="top" width="14.28%"><a href="http://mihai.page"><img src="https://avatars.githubusercontent.com/u/323199?v=4?s=100" width="100px;" alt="Mihai Maruseac"/><br /><sub><b>Mihai Maruseac</b></sub></a><br /><a href="https://github.com/pyOpenSci/python-package-guide/commits?author=mihaimaruseac" title="Documentation">📖</a> <a href="https://github.com/pyOpenSci/python-package-guide/commits?author=mihaimaruseac" title="Code">💻</a> <a href="https://github.com/pyOpenSci/python-package-guide/pulls?q=is%3Apr+reviewed-by%3Amihaimaruseac" title="Reviewed Pull Requests">👀</a></td>
+      <td align="center" valign="top" width="14.28%"><a href="http://mihai.page"><img src="https://avatars.githubusercontent.com/u/323199?v=4?s=100" width="100px;" alt="Mihai Maruseac"/><br /><sub><b>Mihai Maruseac</b></sub></a><br /><a href="https://github.com/pyOpenSci/python-package-guide/commits?author=mihaimaruseac" title="Documentation">📖</a> <a href="https://github.com/pyOpenSci/python-package-guide/commits?author=mihaimaruseac" title="Code">💻</a> <a href="https://github.com/pyOpenSci/python-package-guide/pulls?q=is%3Apr+reviewed-by%3Amihaimaruseac" title="Reviewed Pull Requests">👀</a> <a href="#tutorial-mihaimaruseac" title="Tutorials">✅</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/Midnighter"><img src="https://avatars.githubusercontent.com/u/135653?v=4?s=100" width="100px;" alt="Moritz E. Beber"/><br /><sub><b>Moritz E. Beber</b></sub></a><br /><a href="https://github.com/pyOpenSci/python-package-guide/commits?author=Midnighter" title="Code">💻</a> <a href="#tutorial-Midnighter" title="Tutorials">✅</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://www.linkedin.com/in/ncclementi/"><img src="https://avatars.githubusercontent.com/u/7526622?v=4?s=100" width="100px;" alt="Naty Clementi"/><br /><sub><b>Naty Clementi</b></sub></a><br /><a href="https://github.com/pyOpenSci/python-package-guide/commits?author=ncclementi" title="Code">💻</a> <a href="https://github.com/pyOpenSci/python-package-guide/pulls?q=is%3Apr+reviewed-by%3Ancclementi" title="Reviewed Pull Requests">👀</a> <a href="#translation-ncclementi" title="Translation">🌍</a> <a href="https://github.com/pyOpenSci/python-package-guide/commits?author=ncclementi" title="Documentation">📖</a></td>
       <td align="center" valign="top" width="14.28%"><a href="http://www.software.ac.uk"><img src="https://avatars.githubusercontent.com/u/1507151?v=4?s=100" width="100px;" alt="Neil Chue Hong"/><br /><sub><b>Neil Chue Hong</b></sub></a><br /><a href="https://github.com/pyOpenSci/python-package-guide/pulls?q=is%3Apr+reviewed-by%3Anpch" title="Reviewed Pull Requests">👀</a></td>