Fix unicode in Illyse fixture for isp_database

coin/isp_database/fixtures/illyse.json

@@ -91,7 +91,7 @@
     "isp": 1,
     "iban": "FR7642559000124102002328519",
     "bic": "CCOPFRPPXXX",
-    "bank_name": "Crédit coopératif"
+    "bank_name": "Cr\u00e9dit coop\u00e9ratif"
   },
   "model": "isp_database.bankinfo",
   "pk": 1