Update @fcollonval as a contributor

Author: saulshanabrook

.all-contributorsrc

@@ -52,9 +52,6 @@
       "avatar_url": "https://avatars1.githubusercontent.com/u/8435071?v=4",
       "profile": "https://github.com/fcollonval",
       "contributions": [
-        "projectManagement",
-        "review",
-        "code",
         "maintenance"
       ]
     }

README.md

@@ -1,8 +1,8 @@
 # jupyterlab-git
 
-<!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
+[![Binder](https://mybinder.org/badge_logo.svg)](https://mybinder.org/v2/gh/jupyterlab/jupyterlab-git/master?urlpath=lab/tree/examples/demo.ipynb) [![Build Status](https://travis-ci.org/jupyterlab/jupyterlab-git.svg?branch=master)](https://travis-ci.org/jupyterlab/jupyterlab-git) [![Version](https://img.shields.io/npm/v/@jupyterlab/git.svg)](https://www.npmjs.com/package/@jupyterlab/git) [![Version](https://img.shields.io/pypi/v/jupyterlab-git.svg)](https://pypi.org/project/jupyterlab-git/) [![Downloads](https://img.shields.io/npm/dm/@jupyterlab/git.svg)](https://www.npmjs.com/package/@jupyterlab/git) [![Version](https://img.shields.io/conda/vn/conda-forge/jupyterlab-git.svg)](https://anaconda.org/conda-forge/jupyterlab-git) [![Downloads](https://img.shields.io/conda/dn/conda-forge/jupyterlab-git.svg)](https://anaconda.org/conda-forge/jupyterlab-git)<!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
 [![All Contributors](https://img.shields.io/badge/all_contributors-4-orange.svg?style=flat-square)](#contributors-)
-<!-- ALL-CONTRIBUTORS-BADGE:END --> [![Binder](https://mybinder.org/badge_logo.svg)](https://mybinder.org/v2/gh/jupyterlab/jupyterlab-git/master?urlpath=lab/tree/examples/demo.ipynb) [![Build Status](https://travis-ci.org/jupyterlab/jupyterlab-git.svg?branch=master)](https://travis-ci.org/jupyterlab/jupyterlab-git) [![Version](https://img.shields.io/npm/v/@jupyterlab/git.svg)](https://www.npmjs.com/package/@jupyterlab/git) [![Version](https://img.shields.io/pypi/v/jupyterlab-git.svg)](https://pypi.org/project/jupyterlab-git/) [![Downloads](https://img.shields.io/npm/dm/@jupyterlab/git.svg)](https://www.npmjs.com/package/@jupyterlab/git) [![Version](https://img.shields.io/conda/vn/conda-forge/jupyterlab-git.svg)](https://anaconda.org/conda-forge/jupyterlab-git) [![Downloads](https://img.shields.io/conda/dn/conda-forge/jupyterlab-git.svg)](https://anaconda.org/conda-forge/jupyterlab-git)
+<!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 A JupyterLab extension for version control using Git
 
@@ -149,7 +149,7 @@ The Jupyter Git extension is part of [Project Jupyter](http://jupyter.org/) and
     <td align="center"><a href="https://github.com/ellisonbg"><img src="https://avatars3.githubusercontent.com/u/27600?v=4" width="100px;" alt=""/><br /><sub><b>Brian E. Granger</b></sub></a><br /><a href="#projectManagement-ellisonbg" title="Project Management">📆</a> <a href="#design-ellisonbg" title="Design">🎨</a> <a href="#ideas-ellisonbg" title="Ideas, Planning, & Feedback">🤔</a> <a href="#fundingFinding-ellisonbg" title="Funding Finding">🔍</a></td>
     <td align="center"><a href="https://www.saulshanabrook.com/"><img src="https://avatars1.githubusercontent.com/u/1186124?v=4" width="100px;" alt=""/><br /><sub><b>Saul Shanabrook</b></sub></a><br /><a href="https://github.com/jupyterlab/jupyterlab-git/commits?author=saulshanabrook" title="Code">💻</a> <a href="#projectManagement-saulshanabrook" title="Project Management">📆</a> <a href="https://github.com/jupyterlab/jupyterlab-git/pulls?q=is%3Apr+reviewed-by%3Asaulshanabrook" title="Reviewed Pull Requests">👀</a> <a href="#infra-saulshanabrook" title="Infrastructure (Hosting, Build-Tools, etc)">🚇</a></td>
     <td align="center"><a href="https://github.com/jaipreet-s"><img src="https://avatars1.githubusercontent.com/u/43826141?v=4" width="100px;" alt=""/><br /><sub><b>Jaipreet Singh</b></sub></a><br /><a href="#projectManagement-jaipreet-s" title="Project Management">📆</a> <a href="https://github.com/jupyterlab/jupyterlab-git/pulls?q=is%3Apr+reviewed-by%3Ajaipreet-s" title="Reviewed Pull Requests">👀</a> <a href="https://github.com/jupyterlab/jupyterlab-git/commits?author=jaipreet-s" title="Code">💻</a> <a href="#design-jaipreet-s" title="Design">🎨</a></td>
-    <td align="center"><a href="https://github.com/fcollonval"><img src="https://avatars1.githubusercontent.com/u/8435071?v=4" width="100px;" alt=""/><br /><sub><b>Frédéric Collonval</b></sub></a><br /><a href="#projectManagement-fcollonval" title="Project Management">📆</a> <a href="https://github.com/jupyterlab/jupyterlab-git/pulls?q=is%3Apr+reviewed-by%3Afcollonval" title="Reviewed Pull Requests">👀</a> <a href="https://github.com/jupyterlab/jupyterlab-git/commits?author=fcollonval" title="Code">💻</a> <a href="#maintenance-fcollonval" title="Maintenance">🚧</a></td>
+    <td align="center"><a href="https://github.com/fcollonval"><img src="https://avatars1.githubusercontent.com/u/8435071?v=4" width="100px;" alt=""/><br /><sub><b>Frédéric Collonval</b></sub></a><br /><a href="#maintenance-fcollonval" title="Maintenance">🚧</a></td>
   </tr>
 </table>