Merge pull request #2502 from stewart-ibm/libflash-v6.2-rc2

libflash from skiboot v6.2
diff --git a/openpower/package/libflash/libflash.mk b/openpower/package/libflash/libflash.mk
index e0c59af..8b9d336 100644
--- a/openpower/package/libflash/libflash.mk
+++ b/openpower/package/libflash/libflash.mk
@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-LIBFLASH_VERSION = v6.2-rc1
+LIBFLASH_VERSION = v6.2
 LIBFLASH_SITE = $(call github,open-power,skiboot,$(LIBFLASH_VERSION))
 
 LIBFLASH_INSTALL_STAGING = YES