* src/input/decoder.c: use real, nice quotes.

src/input/decoder.c

@@ -134,7 +134,7 @@ decoder_t *input_DecoderNew( input_thread_t *p_input,
                  "VLC probably does not support this sound or video format.",
                  (char*)&p_dec->fmt_in.i_codec );
         intf_UserFatal( p_dec, VLC_FALSE, _("No suitable decoder module "
-            "for format"), _("VLC probably does not support the `%4.4s' "
+            "for format"), _("VLC probably does not support the “%4.4s” "
             "audio or video format. Unfortunately there is no way for you "
             "to fix this."), (char*)&p_dec->fmt_in.i_codec );