libfdisk: (dos) don't ignore MBR+FAT use-case

Since libblkid commit 751eca28fc it does
not ignore FAT on whole-disks, so now libfdisk sees collision between
FAT and MBR. It's fine to report the collision to users, but we should
not ignore the MBR.

Signed-off-by: Karel Zak <kzak@redhat.com>

libfdisk/src/dos.c

@@ -834,12 +834,6 @@ static int dos_probe_label(struct fdisk_context *cxt)
 	if (!mbr_is_valid_magic(cxt->firstsector))
 		return 0;
 
-	/* ignore disks with FAT */
-	if (cxt->collision &&
-	    (strcmp(cxt->collision, "vfat") == 0 ||
-	     strcmp(cxt->collision, "ntfs") == 0))
-		return 0;
-
 	dos_init(cxt);
 
 	get_partition_table_geometry(cxt, &h, &s);