Update ZNC to 1.6.6

library/znc

@@ -1,10 +1,10 @@
 Maintainers: Alexey Sokolov <[email protected]> (@DarthGandalf)
 GitRepo: https://github.com/znc/znc-docker.git
-GitCommit: 7f4f14214b67e540892a281d69f855aefcef35ce
+GitCommit: dc49f6f1e02a145d3d2d7a58b923e2edfbe6bcd0
 Architectures: amd64, arm32v6
 
-Tags: 1.6.5, 1.6, latest
+Tags: 1.6.6, 1.6, latest
 Directory: full
 
-Tags: 1.6.5-slim, 1.6-slim, slim
+Tags: 1.6.6-slim, 1.6-slim, slim
 Directory: slim