rtty: update to 7.2.1

Signed-off-by: Jianhui Zhao <zhaojh329@gmail.com>

utils/rtty/Makefile

@@ -8,12 +8,12 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=rtty
-PKG_VERSION:=7.2.0
+PKG_VERSION:=7.2.1
 PKG_RELEASE:=1
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL=https://github.com/zhaojh329/rtty/releases/download/v$(PKG_VERSION)
-PKG_HASH:=d2ad8f6d58faf69a4c8d50b7dc463536846b85b3cc0309e59ea72f45cdc28e7c
+PKG_HASH:=10675a12f4333d5b552b6489f04ca4be8821bb67c1fcfca7b002ed7a7fe498c7
 CMAKE_INSTALL:=1
 
 PKG_LICENSE:=MIT