minor symfony#6877 added lyrixx to the core team (fabpot)

This PR was merged into the 2.7 branch.

Discussion
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added lyrixx to the core team

as per http://symfony.com/blog/new-symfony-core-team-member-grgoire-pineau

Commits
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a41c697 added lyrixx to the core team

Author: weaverryan

contributing/code/core_team.rst

@@ -71,6 +71,8 @@ Active Core Members
   * **Javier Eguiluz** (`javiereguiluz`_) can merge into the WebProfilerBundle_
     bundle.
 
+  * **Grégoire Pineau** (`lyrixx`_) can merge into the Workflow_ component.
+
 * **Deciders** (``@symfony/deciders`` on GitHub):
 
   * **Jordi Boggiano** (`seldaek`_);