exfat: release 5.8.7 version

Description for this pull request:
  - fix wrong size update of stream entry.
  - fix endianness of upname in name_hash computation.

Signed-off-by: Namjae Jeon <[email protected]>

Author: namjaejeon

exfat_fs.h

@@ -11,7 +11,7 @@
 #include <linux/ratelimit.h>
 #include <linux/nls.h>
 
-#define EXFAT_VERSION		"5.8.4"
+#define EXFAT_VERSION		"5.8.7"
 
 #define EXFAT_SUPER_MAGIC       0x2011BAB0UL
 #define EXFAT_ROOT_INO		1