bump argotk

pkgs/argotk/pin.json

@@ -2,8 +2,8 @@
   "fetch": {
     "args": {
       "fetchSubmodules": false,
-      "rev": "5e42e6db649dea7f18e4ee03c4bbabd038f9179f",
-      "sha256": "0zc0xa1qb365bins5qlpg2sx8zfk6y1djisn65hqz5iyd5512wsf",
+      "rev": "570e7b925329387344da544dce282c3779d0af09",
+      "sha256": "0rjmk70jxwqjppcccn1n4lpv2dv9jmb0426z16asqj639wcykx1k",
       "url": "https://xgitlab.cels.anl.gov/argo/argotk.git"
     },
     "fn": "fetchgit"