Add explicit dependency to paralleljs

Author: XanthosXanthopoulos

package.json

@@ -58,6 +58,7 @@
   "dependencies": {
     "@jupyter-widgets/base": "^2 || ^3 || ^4 || ^5 || ^6",
     "@jupyterlab/application": "^3 || ^4",
+    "paralleljs": "github:TileDB-Inc/parallel.js",
     "@tiledb-inc/tiledb-cloud": "^2.0.0-alpha.4",
     "@tiledb-inc/viz-core": "^2.0.0-alpha.8"
   },