msmtp: update to version 1.8.15

Signed-off-by: Josef Schlehofer <pepe.schlehofer@gmail.com>

mail/msmtp/Makefile

@@ -9,12 +9,12 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=msmtp
-PKG_VERSION:=1.8.14
+PKG_VERSION:=1.8.15
 PKG_RELEASE:=1
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
 PKG_SOURCE_URL:=https://marlam.de/msmtp/releases
-PKG_HASH:=d56f065d711486e9c234618515a02a48a48dab4051b34f3e108fbecb6fb773b4
+PKG_HASH:=2265dc639ebf2edf3069fffe0a3bd76749f8b58f4001d5cdeae19873949099ce
 
 PKG_MAINTAINER:=
 PKG_LICENSE:=GPL-3.0-or-later