Update yarn packages

package.json

@@ -1,10 +1,10 @@
 {
   "dependencies": {
-    "@fortawesome/fontawesome-free": "^5.14.0",
-    "@rails/webpacker": "^5.1.1",
+    "@fortawesome/fontawesome-free": "^5.15.1",
+    "@rails/webpacker": "^5.2.1",
     "@sentry/browser": "^5.27.6",
-    "bootstrap": "^4.5.1",
-    "bootswatch": "^4.5.1",
+    "bootstrap": "^4.5.3",
+    "bootswatch": "^4.5.3",
     "chosen-js": "^1.8.7",
     "d3": "^5.16.0",
     "d3-tip": "^0.9.1",
@@ -18,6 +18,7 @@
     "sortablejs": "^1.12.0",
     "underscore": "^1.12.0",
     "vis": "^4.21.0",
+    "webpack": "^4.44.2",
     "webpack-merge": "^5.4.0"
   },
   "devDependencies": {