rtty: update to 7.3.1

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

utils/rtty/Makefile

@@ -8,12 +8,12 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=rtty
-PKG_VERSION:=7.3.0
+PKG_VERSION:=7.3.1
 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:=b0037d6af9f52fdc843b3463eefd52a40a091560d6a33e1abb3bb02fe68d349b
+PKG_HASH:=38bf042421c3d5e1ff862a64bd299d4b8b1e193faf4e56f8f8beb55e88cb7924
 CMAKE_INSTALL:=1
 
 PKG_LICENSE:=MIT