Update irssi

Changes:

- https://github.com/jessfraz/irssi/commit/2e8af6f: Switch from SKS to Ubuntu keyserver

library/irssi

@@ -6,10 +6,10 @@ GitRepo: https://github.com/jessfraz/irssi.git
 
 Tags: 1.2.3, 1.2, 1, latest
 Architectures: amd64, arm32v5, arm32v7, arm64v8, i386, mips64le, ppc64le, s390x
-GitCommit: 1828e23a4b14600e1194c911bbdab6e927748351
+GitCommit: 2e8af6fb56f4f54058636a1ca3cf475f95afb357
 Directory: debian
 
 Tags: 1.2.3-alpine, 1.2-alpine, 1-alpine, alpine
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: 1828e23a4b14600e1194c911bbdab6e927748351
+GitCommit: 2e8af6fb56f4f54058636a1ca3cf475f95afb357
 Directory: alpine