docs: add ptressel as a contributor for code, and review (#235)

* 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

@@ -522,6 +522,16 @@
         "code",
         "review"
       ]
+    },
+    {
+      "login": "ptressel",
+      "name": "Pat Tressel",
+      "avatar_url": "https://avatars.githubusercontent.com/u/618916?v=4",
+      "profile": "http://www.linkedin.com/pub/pat-tressel/2/b6/610",
+      "contributions": [
+        "code",
+        "review"
+      ]
     }
   ],
   "contributorsPerLine": 7,

README.md

@@ -1,6 +1,6 @@
 # <img src="https://www.pyopensci.org/images/logo.png" width=100 /> pyOpenSci scientific Python Packaging Guide
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-50-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-51-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 ![GitHub release (latest by date)](https://img.shields.io/github/v/release/pyopensci/python-package-guide?color=purple&display_name=tag&style=plastic)
@@ -139,6 +139,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     </tr>
     <tr>
       <td align="center" valign="top" width="14.28%"><a href="https://www.linkedin.com/in/tylerjbonnell/"><img src="https://avatars.githubusercontent.com/u/89505514?v=4?s=100" width="100px;" alt="Tyler Bonnell"/><br /><sub><b>Tyler Bonnell</b></sub></a><br /><a href="https://github.com/pyOpenSci/python-package-guide/commits?author=Tyler-Bonnell" title="Code">💻</a> <a href="https://github.com/pyOpenSci/python-package-guide/pulls?q=is%3Apr+reviewed-by%3ATyler-Bonnell" title="Reviewed Pull Requests">👀</a></td>
+      <td align="center" valign="top" width="14.28%"><a href="http://www.linkedin.com/pub/pat-tressel/2/b6/610"><img src="https://avatars.githubusercontent.com/u/618916?v=4?s=100" width="100px;" alt="Pat Tressel"/><br /><sub><b>Pat Tressel</b></sub></a><br /><a href="https://github.com/pyOpenSci/python-package-guide/commits?author=ptressel" title="Code">💻</a> <a href="https://github.com/pyOpenSci/python-package-guide/pulls?q=is%3Apr+reviewed-by%3Aptressel" title="Reviewed Pull Requests">👀</a></td>
     </tr>
   </tbody>
 </table>