wireguard: bump to 0.0.20200128

This fixes a few small oversights for the 5.5 compat layer.

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>

package/network/services/wireguard/Makefile

@@ -11,12 +11,12 @@ include $(INCLUDE_DIR)/kernel.mk
 
 PKG_NAME:=wireguard
 
-PKG_VERSION:=0.0.20200121
+PKG_VERSION:=0.0.20200128
 PKG_RELEASE:=1
 
 PKG_SOURCE:=wireguard-linux-compat-$(PKG_VERSION).tar.xz
 PKG_SOURCE_URL:=https://git.zx2c4.com/wireguard-linux-compat/snapshot/
-PKG_HASH:=7726c2994d11913c4543fd3dc83636f7ce573ca689b15e11b83e980acc04422b
+PKG_HASH:=8610c6d8712cfd885f50b1a8c572518edf318c094d68491ea218bb50566a9a8a
 
 PKG_LICENSE:=GPL-2.0
 PKG_LICENSE_FILES:=COPYING