Update dependency @babel/plugin-proposal-optional-chaining to v7.10.3

Author: renovate-bot

package-lock.json

@@ -21,7 +21,7 @@
     "devDependencies": {
         "@babel/core": "7.10.2",
         "@babel/plugin-proposal-nullish-coalescing-operator": "7.10.1",
-        "@babel/plugin-proposal-optional-chaining": "7.10.1",
+        "@babel/plugin-proposal-optional-chaining": "7.10.3",
         "@babel/preset-env": "7.10.2",
         "@babel/preset-typescript": "7.10.1",
         "@types/eslint-config-prettier": "6.11.0",