chore(deps-dev): bump @babel/plugin-proposal-nullish-coalescing-operator

Bumps [@babel/plugin-proposal-nullish-coalescing-operator](https://github.com/babel/babel/tree/HEAD/packages/babel-plugin-proposal-nullish-coalescing-operator) from 7.14.2 to 7.14.5.
- [Release notes](https://github.com/babel/babel/releases)
- [Changelog](https://github.com/babel/babel/blob/main/CHANGELOG.md)
- [Commits](https://github.com/babel/babel/commits/v7.14.5/packages/babel-plugin-proposal-nullish-coalescing-operator)

---
updated-dependencies:
- dependency-name: "@babel/plugin-proposal-nullish-coalescing-operator"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

package.json

@@ -97,11 +97,11 @@
     "zenscroll": "^4.0.2"
   },
   "devDependencies": {
-    "@babel/cli": "=7.14.3",
+    "@babel/cli": "=7.14.5",
     "@babel/core": "=7.14.2",
     "@babel/eslint-parser": "=7.14.3",
     "@babel/plugin-proposal-class-properties": "=7.14.5",
-    "@babel/plugin-proposal-nullish-coalescing-operator": "=7.14.2",
+    "@babel/plugin-proposal-nullish-coalescing-operator": "=7.14.5",
     "@babel/plugin-proposal-optional-chaining": "=7.14.5",
     "@babel/plugin-transform-runtime": "=7.14.5",
     "@babel/preset-env": "=7.14.7",