Disable Cldr warning that it didn't match any language

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

.sobelow-skips

@@ -3,4 +3,7 @@
 
 752C0E897CA81ACD81F4BB215FA5F8E4
 23412CF16549E4E88366DC9DECF39071
-81C1F600C5809C7029EE32DE4818CD7D
+81C1F600C5809C7029EE32DE4818CD7D
+155A1FB53DE39EC8EFCFD7FB94EA823D
+73B351E4CB3AF715AD450A085F5E6304
+BBACD7F0BACD4A6D3010C26604671692

lib/web/router.ex

@@ -37,7 +37,8 @@ defmodule Mobilizon.Web.Router do
     plug(:put_secure_browser_headers)
 
     plug(Cldr.Plug.AcceptLanguage,
-      cldr_backend: Mobilizon.Cldr
+      cldr_backend: Mobilizon.Cldr,
+      no_match_log_level: :debug
     )
   end
 
@@ -50,7 +51,8 @@ defmodule Mobilizon.Web.Router do
     plug(Plug.Static, at: "/", from: "priv/static")
 
     plug(Cldr.Plug.AcceptLanguage,
-      cldr_backend: Mobilizon.Cldr
+      cldr_backend: Mobilizon.Cldr,
+      no_match_log_level: :debug
     )
 
     plug(:accepts, ["html"])