fetch item prices - throttle end points with promise queue

package.json

@@ -49,7 +49,7 @@
   "dependencies": {
     "@types/electron-store": "^1.3.0",
     "@types/lodash": "^4.14.116",
-    "@types/p-queue": "^2.3.1",
+    "@types/luxon": "^1.2.2",
     "@types/react": "^16.4.9",
     "@types/react-dom": "^16.0.7",
     "autoprefixer": "^9.1.1",
@@ -68,12 +68,12 @@
     "font-awesome": "^4.7.0",
     "html-webpack-plugin": "^3.2.0",
     "lodash": "^4.17.10",
+    "luxon": "^1.3.3",
     "mobx": "^5.1.0",
     "mobx-react": "^5.2.5",
     "node-sass": "^4.9.3",
     "normalize.css": "^8.0.0",
     "open-color": "^1.6.3",
-    "p-queue": "^2.4.2",
     "postcss-loader": "^3.0.0",
     "react": "^16.4.2",
     "react-dom": "^16.4.2",