[FIX] payment_stripe_sca: do not redefine _get_stripe_api_url

There is no need to redefine `_get_stripe_api_url` by adding `https`
since all existing calls to the method programmatically add it already.

Therefore, we use the same approach: we add `https://`, then join the
URL.

opw-2031745

closes odoo/odoo#36957

X-original-commit: 0412786486462423c91afc1c5a4dcb25886827e4
Signed-off-by: Nicolas Martinelli (nim) <nim@odoo.com>

addons/payment_stripe_sca/models/payment.py

@@ -44,7 +44,8 @@ class PaymentAcquirerStripeSCA(models.Model):
 
     def _stripe_request(self, url, data=False, method="POST"):
         self.ensure_one()
-        url = urls.url_join(self._get_stripe_api_url(), url)
+        stripe_url = 'https://%s/' % (self._get_stripe_api_url())
+        url = urls.url_join(stripe_url, url)
         headers = {
             "AUTHORIZATION": "Bearer %s" % self.sudo().stripe_secret_key,
             "Stripe-Version": "2019-05-16",  # SetupIntent need a specific version
@@ -84,10 +85,6 @@ class PaymentAcquirerStripeSCA(models.Model):
         )
         return res
 
-    @api.model
-    def _get_stripe_api_url(self):
-        return "https://api.stripe.com/v1/"
-
     @api.model
     def stripe_s2s_form_process(self, data):
         last4 = data.get("card", {}).get("last4")