build(deps-dev): bump @babel/register from 7.14.5 to 7.15.3 in /token/js (#2338)

Bumps [@babel/register](https://github.com/babel/babel/tree/HEAD/packages/babel-register) from 7.14.5 to 7.15.3.
- [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/v7.15.3/packages/babel-register)

---
updated-dependencies:
- dependency-name: "@babel/register"
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

token/js/package-lock.json

@@ -1761,9 +1761,9 @@
       }
     },
     "node_modules/@babel/register": {
-      "version": "7.14.5",
-      "resolved": "https://registry.npmjs.org/@babel/register/-/register-7.14.5.tgz",
-      "integrity": "sha512-TjJpGz/aDjFGWsItRBQMOFTrmTI9tr79CHOK+KIvLeCkbxuOAk2M5QHjvruIMGoo9OuccMh5euplPzc5FjAKGg==",
+      "version": "7.15.3",
+      "resolved": "https://registry.npmjs.org/@babel/register/-/register-7.15.3.tgz",
+      "integrity": "sha512-mj4IY1ZJkorClxKTImccn4T81+UKTo4Ux0+OFSV9hME1ooqS9UV+pJ6BjD0qXPK4T3XW/KNa79XByjeEMZz+fw==",
       "dev": true,
       "dependencies": {
         "clone-deep": "^4.0.1",
@@ -12350,9 +12350,9 @@
       }
     },
     "@babel/register": {
-      "version": "7.14.5",
-      "resolved": "https://registry.npmjs.org/@babel/register/-/register-7.14.5.tgz",
-      "integrity": "sha512-TjJpGz/aDjFGWsItRBQMOFTrmTI9tr79CHOK+KIvLeCkbxuOAk2M5QHjvruIMGoo9OuccMh5euplPzc5FjAKGg==",
+      "version": "7.15.3",
+      "resolved": "https://registry.npmjs.org/@babel/register/-/register-7.15.3.tgz",
+      "integrity": "sha512-mj4IY1ZJkorClxKTImccn4T81+UKTo4Ux0+OFSV9hME1ooqS9UV+pJ6BjD0qXPK4T3XW/KNa79XByjeEMZz+fw==",
       "dev": true,
       "requires": {
         "clone-deep": "^4.0.1",