fix(deps): update dependency exports-loader to v5

Author: renovate[bot]

package.json

@@ -25,7 +25,7 @@
     "translate:update": "npm run translate:sync:src && npm run translate:sync:translations"
   },
   "dependencies": {
-    "exports-loader": "^0.7.0",
+    "exports-loader": "^5.0.0",
     "google-closure-library": "^20190301.0.0",
     "imports-loader": "^0.8.0",
     "scratch-l10n": "^3.18.3"