package/znc: security bump version to 1.8.1

Changelog: https://wiki.znc.in/ChangeLog/1.8.1

Fixes CVE-2020-13775.

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/znc/znc.hash

@@ -1,3 +1,3 @@
 # Locally calculated
-sha256  94fdb227c1afa3abff468e0b7b1309120ad99d6aa64c4fd35bef02928171bd54  znc-1.8.0.tar.gz
+sha256  3195f7614a800a843af12271593d39cd3eb40c15657cce56d9cf28754cd86141  znc-1.8.1.tar.gz
 sha256  cfc7749b96f63bd31c3c42b5c471bf756814053e847c10f3eb003417bc523d30  LICENSE

package/znc/znc.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-ZNC_VERSION = 1.8.0
+ZNC_VERSION = 1.8.1
 ZNC_SITE = http://znc.in/releases/archive
 ZNC_LICENSE = Apache-2.0
 ZNC_LICENSE_FILES = LICENSE