Minor fix

gargantext/utils/config.py

@@ -13,7 +13,7 @@ class GargantextIni(RepositoryIni):
     def __init__(self, source):
         self.parser = RawConfigParser()
         with open(source) as file_:
-            self.parser.readfp(file_)
+            self.parser.read_file(file_)
 
 
 class GargantextConfig(AutoConfig):