Add argon2 package (#1249)

packages.json

@@ -15275,5 +15275,21 @@
     "description": "A command to encode / decode text with your dictionary",
     "license": "MIT",
     "web": "https://github.com/jiro4989/edens"
+  },
+  {
+    "name": "argon2",
+    "url": "https://github.com/Ahrotahn/argon2",
+    "method": "git",
+    "tags": [
+      "argon2",
+      "crypto",
+      "hash",
+      "library",
+      "password",
+      "wrapper"
+    ],
+    "description": "A nim wrapper for the Argon2 hashing library",
+    "license": "MIT",
+    "web": "https://github.com/Ahrotahn/argon2"
   }
 ]