Bump @babel/register from 7.12.10 to 7.13.8

Bumps [@babel/register](https://github.com/babel/babel/tree/HEAD/packages/babel-register) from 7.12.10 to 7.13.8.
- [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/v7.13.8/packages/babel-register)

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

package.json

@@ -23,7 +23,7 @@
   "homepage": "https://github.com/jacklowrie/wp-gizmo#readme",
   "devDependencies": {
     "@babel/core": "^7.12.10",
-    "@babel/register": "^7.12.10",
+    "@babel/register": "^7.13.8",
     "eslint": "^7.19.0",
     "eslint-config-google": "^0.14.0",
     "eslint-config-standard": "^16.0.2",