[FIX] website_payment, website_mail: fix route declaration typo

Missing s of method for allowed methods.

addons/website_mail/controllers/main.py

@@ -163,7 +163,7 @@ class WebsiteMail(http.Controller):
         except Exception:
             return False
 
-    @http.route(['/website_mail/post/post'], type='http', method=['POST'], auth='public', website=True)
+    @http.route(['/website_mail/post/post'], type='http', methods=['POST'], auth='public', website=True)
     def chatter_post(self, res_model='', res_id=None, message='', redirect=None, **kw):
         res_id = int(res_id)
         url = request.httprequest.referrer

addons/website_payment/controllers/main.py

@@ -18,7 +18,7 @@ class website_payment(http.Controller):
             acquirer.form = acquirer.sudo()._registration_render(request.env.user.partner_id.id, {'error': {}, 'error_message': [], 'return_url': '/my/payment_method', 'json': False, 'bootstrap_formatting': True})[0]
         return request.website.render("website_payment.pay_methods", values)
 
-    @http.route(['/website_payment/delete/'], method=['POST'], type='http', auth="user", website=True)
+    @http.route(['/website_payment/delete/'], methods=['POST'], type='http', auth="user", website=True)
     def delete(self, delete_pm_id=None):
         if delete_pm_id:
             pay_meth = request.env['payment.method'].browse(int(delete_pm_id))

addons/website_sale/controllers/website_mail.py

@@ -29,7 +29,7 @@ class WebsiteMailController(WebsiteMail):
             })
         return message_data
 
-    @http.route(['/website_mail/post/post'], type='http', method=['POST'], auth='public', website=True)
+    @http.route(['/website_mail/post/post'], type='http', methods=['POST'], auth='public', website=True)
     def chatter_post(self, res_model='', res_id=None, message='', redirect=None, **kw):
         params = kw.copy()
         params.pop('rating')