Add AWS_BUCKETNAME_UNSTRUCTURED to by-pass check

Curently the name of the bucket is cross checked with the
running environment. In rare case you can have a bucket name
that doesn't match the structure <project>-odoo-<env> in place.

cloud_platform/models/cloud_platform.py

@@ -166,6 +166,13 @@ class CloudPlatform(models.AbstractModel):
                 "If you don't actually need a bucket, change the"
                 " 'ir_attachment.location' parameter."
             )
+            # A bucket name is defined under the following format
+            # <client>-odoo-<env>
+            #
+            # Use AWS_BUCKETNAME_UNSTRUCTURED to by-pass check on bucket name
+            # structure
+            if os.environ.get('AWS_BUCKETNAME_UNSTRUCTURED'):
+                return
             prod_bucket = bool(re.match(r'[a-z-0-9]+-odoo-prod', bucket_name))
             if environment_name == 'prod':
                 assert prod_bucket, (