Missing underscore dep

Author: martinRenou

package.json

@@ -53,12 +53,14 @@
     "@jupyter-widgets/base": "^1.1.10 || ^2 || ^3 || ^4 || ^5 || ^6",
     "@lumino/application": "^1 || ^2",
     "@lumino/widgets": "^1 || ^2",
+    "@types/underscore": "^1.11.5",
     "bqplot": "^0.6.0-alpha.0",
     "bqscales": "^0.3.2",
     "d3": "^5.7.0",
     "is-typedarray": "^1.0.0",
     "lodash": "^4.17.21",
-    "three": "^0.91.0"
+    "three": "^0.91.0",
+    "underscore": "^1.13.6"
   },
   "devDependencies": {
     "@babel/core": "^7.5.0",

yarn.lock

@@ -2310,7 +2310,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@types/underscore@npm:*":
+"@types/underscore@npm:*, @types/underscore@npm:^1.11.5":
   version: 1.11.5
   resolution: "@types/underscore@npm:1.11.5"
   checksum: 6cd928c436bd65a7b544c979e0958762816dc3fd4f0d430d055faa1e914336568c3a8dd52350760c16ecc37be71d40b0792012bae455d8c5d63e50f02986c9e2
@@ -2934,6 +2934,7 @@ __metadata:
     "@lumino/widgets": ^1 || ^2
     "@types/d3": ^5.7.2
     "@types/node": ^13.13.2
+    "@types/underscore": ^1.11.5
     "@types/webpack-env": ^1.13.6
     "@typescript-eslint/eslint-plugin": ^4.29.3
     "@typescript-eslint/parser": ^4.29.3
@@ -2957,6 +2958,7 @@ __metadata:
     three: ^0.91.0
     ts-loader: ^8.0.0
     typescript: ~4.1.3
+    underscore: ^1.13.6
     webpack: ^5.61.0
     webpack-cli: ^4.0.0
   languageName: unknown
@@ -7146,7 +7148,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"underscore@npm:>=1.8.3, underscore@npm:^1.8.3, underscore@npm:^1.9.2":
+"underscore@npm:>=1.8.3, underscore@npm:^1.13.6, underscore@npm:^1.8.3, underscore@npm:^1.9.2":
   version: 1.13.6
   resolution: "underscore@npm:1.13.6"
   checksum: d5cedd14a9d0d91dd38c1ce6169e4455bb931f0aaf354108e47bd46d3f2da7464d49b2171a5cf786d61963204a42d01ea1332a903b7342ad428deaafaf70ec36