argotk bump

pkgs/argotk/pin.json

@@ -2,8 +2,8 @@
   "fetch": {
     "args": {
       "fetchSubmodules": false,
-      "rev": "ca08f2d1fac8c8d8c1158457590db05a5f002877",
-      "sha256": "16jj44km8knfx44hw68iwxq73qijw2f4vzkk1zfyaxq82b3kjfkr",
+      "rev": "ffba450bc43305949014439c74d19c0fb8e9be2e",
+      "sha256": "1bm1c5c1xz2b9vmn5appjm6xqwxlqsvv257jr55w5g2gzbx82h82",
       "url": "https://xgitlab.cels.anl.gov/argo/argotk.git"
     },
     "fn": "fetchgit"