[FIX] stripe: Fix float representation error

- Stripe needs to have the amount in integer, so we have to multiply by 100 the amount.
  Which sometimes create float representation errors and remove/add ~1 cent on some transactions (i.e 72.60€)

addons/payment_stripe/models/payment.py

@@ -7,6 +7,7 @@ from odoo import api, fields, models, _
 from odoo.addons.payment.models.payment_acquirer import ValidationError
 from odoo.exceptions import UserError
 from odoo.tools.safe_eval import safe_eval
+from odoo.tools.float_utils import float_round
 
 _logger = logging.getLogger(__name__)
 
@@ -90,7 +91,7 @@ class PaymentTransactionStripe(models.Model):
     def _create_stripe_charge(self, acquirer_ref=None, tokenid=None, email=None):
         api_url_charge = 'https://%s/charges' % (self.acquirer_id._get_stripe_api_url())
         charge_params = {
-            'amount': int(self.amount if self.currency_id.name in INT_CURRENCIES else self.amount*100),
+            'amount': int(self.amount if self.currency_id.name in INT_CURRENCIES else float_round(self.amount * 100, 2)),
             'currency': self.currency_id.name,
             'metadata[reference]': self.reference
         }