chore: remove unused task

Author: jiro4989

nmi.nimble

@@ -12,19 +12,3 @@ binDir        = "bin"
 # Dependencies
 
 requires "nim >= 1.0.6"
-
-import os, strformat
-
-task archive, "Create archived assets":
-  let app = "nmi"
-  let assets = &"{app}_{buildOS}"
-  let dir = "dist"/assets
-  mkDir dir
-  cpDir "bin", dir/"bin"
-  cpFile "LICENSE", dir/"LICENSE"
-  cpFile "README.rst", dir/"README.rst"
-  withDir "dist":
-    when buildOS == "windows":
-      exec &"7z a {assets}.zip {assets}"
-    else:
-      exec &"tar czf {assets}.tar.gz {assets}"