add end of line

Author: tsolakoua

amadeus/client/request.py

@@ -139,4 +139,4 @@ def _flatten_keys(self, d, key, out):
                 self._flatten_keys(d[k], str(key) + str(keystr), out)
             else:
                 out['{}{}'.format(key, keystr)] = d[k]
-        return out
+        return out