libsndfile: fix PKG_MIRROR_HASH

Signed-off-by: Peter Wagner <tripolar@gmx.at>

libs/libsndfile/Makefile

@@ -1,5 +1,5 @@
 #
-# Copyright (C) 2007-2018 OpenWrt.org
+# Copyright (C) 2007-2019 OpenWrt.org
 #
 # This is free software, licensed under the GNU General Public License v2.
 # See /LICENSE for more information.
@@ -14,7 +14,7 @@ PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL:=https://github.com/erikd/libsndfile.git
 PKG_SOURCE_DATE:=2019-02-26
 PKG_SOURCE_VERSION:=7c5da26b703753ec4ec598d95893a36a8639eece
-PKG_MIRROR_HASH:=bb6fc0d755f4a0a346109f239c8efbdfb2257f03266999c5b67f241159a07e32
+PKG_MIRROR_HASH:=88018902907ff56dc896845f65046450d116f213cafa4a823ea95faa14670389
 
 PKG_LICENSE:=LGPLv2.1
 PKG_LICENSE_FILES:=COPYING