Revert "playlist: defensive check for when file is temporarily unavailable"

This reverts commit 569b8d9.

Author: warmenhoven

playlist.c

@@ -18,7 +18,6 @@
 #include <stdlib.h>
 #include <string.h>
 #include <ctype.h>
-#include <errno.h>
 
 #include <libretro.h>
 #include <boolean.h>
@@ -2589,20 +2588,9 @@ static bool playlist_read_file(playlist_t *playlist)
 #endif
 
    /* If playlist file does not exist,
-    * create an empty playlist instead.
-    * Any other error (EMFILE, EACCES, EIO…) must fail the read —
-    * otherwise a transient open failure produces an empty playlist
-    * that later overwrites a valid file on disk. */
+    * create an empty playlist instead */
    if (!file)
-   {
-      if (errno != ENOENT)
-      {
-         RARCH_ERR("[Playlist] Failed to open \"%s\" for read: %s.\n",
-               playlist->config.path, strerror(errno));
-         return false;
-      }
       return true;
-   }
 
    if (intfstream_is_compressed(file))
       playlist->flags |=  CNT_PLAYLIST_FLG_COMPRESSED;