[FIX] partner_contact_in_several_companies: remove contributor key in manifest

partner_contact_personal_information_page/__manifest__.py

@@ -8,13 +8,6 @@
     "category": "Customer Relationship Management",
     "website": "https://odoo-community.org/",
     "author": "Odoo Community Association (OCA)",
-    "contributors": [
-        'EL Hadji DEM <elhadji.dem@savoirfairelinux.com>',
-        'Jairo Llopis <j.llopis@grupoesoc.es>',
-        'Matjaž Mozetič <m.mozetic@matmoz.si>',
-        'Rudolf Schnapka <schnapkar@golive-saar.de>',
-        'Richard deMeester <richard@willowit.com.au>',
-    ],
     "license": "AGPL-3",
     'application': False,
     'installable': True,