jp2k module - dont print ERR on llading if format wrong

this is normal - brute force trying loaders until one succeeds is
normal is etn doesnt help identify it or it fails the first
guess-by-extension. printing errors is not good as this is an ok and
EXPECTED error. slience!

@fix

src/modules/evas/image_loaders/jp2k/evas_image_load_jp2k.c

@@ -131,7 +131,6 @@ evas_image_load_file_head_jp2k_internal(unsigned int *w, unsigned int *h,
 
    if (cfmt == OPJ_CODEC_UNKNOWN)
      {
-        ERR("jpeg200 file format invalid");
         *error = EVAS_LOAD_ERROR_GENERIC;
         return EINA_FALSE;
      }