icinga2: Init at 2.12.3

pkgs/servers/monitoring/icinga2/no-systemd-service.patch

@@ -0,0 +1,15 @@
+diff --git a/etc/initsystem/CMakeLists.txt b/etc/initsystem/CMakeLists.txt
+index e702c83..c23cabb 100644
+--- a/etc/initsystem/CMakeLists.txt
++++ b/etc/initsystem/CMakeLists.txt
+@@ -50,10 +50,5 @@ if(NOT WIN32)
+ 
+   if (USE_SYSTEMD OR INSTALL_SYSTEMD_SERVICE_AND_INITSCRIPT)
+     configure_file(icinga2.service.cmake ${CMAKE_CURRENT_BINARY_DIR}/initsystem/icinga2.service @ONLY)
+-    install(
+-      FILES ${CMAKE_CURRENT_BINARY_DIR}/initsystem/icinga2.service
+-      DESTINATION ${DESTDIR}/usr/lib/systemd/system
+-      PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ
+-    )
+   endif()
+ endif()