nixpkgs/neovim: add jsdoc treesitter

.config/nixpkgs/neovim/treesitter/grammars.json

@@ -62,5 +62,9 @@
     "path": "typescript",
     "rev": "3429d8c77d7a83e80032667f0642e6cb19d0c772",
     "sha256": "1db756vq08ff95m74phjmlqjzbdwmc74lrdqz3lwgfvv5k2g3k58"
+  },
+  "jsdoc": {
+    "rev": "189a6a4829beb9cdbe837260653b4a3dfb0cc3db",
+    "sha256": "0qpsy234p30j6955wpjlaqwbr21bi56p0ln5vhrd84s99ac7s6b6"
   }
 }