fix: Plugin.init implies lazy-loading

Author: folke

lua/lazy/core/plugin.lua

@@ -175,6 +175,7 @@ function M.update_state()
         or plugin.keys
         or plugin.ft
         or plugin.cmd
+        or plugin.init
       plugin.lazy = lazy and true or false
     end
     if plugin.dir:find(Config.options.root) == 1 then