Fix: OptionParse.parse! was removed

Author: ysbaddaden

src/cli.cr

@@ -25,7 +25,7 @@ module Shards
   end
 
   def self.run
-    OptionParser.parse! do |opts|
+    OptionParser.parse(ARGV) do |opts|
       path = Dir.current
 
       opts.on("--no-color", "Disable colored output.") { self.colors = false }