Bump patch-package from 6.2.2 to 6.4.7

Bumps [patch-package](https://github.com/ds300/patch-package) from 6.2.2 to 6.4.7.
- [Release notes](https://github.com/ds300/patch-package/releases)
- [Changelog](https://github.com/ds300/patch-package/blob/master/CHANGELOG.md)
- [Commits](https://github.com/ds300/patch-package/compare/v6.2.2...v6.4.7)

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

package.json

@@ -37,7 +37,7 @@
     "node-sass": "^5.0.0",
     "npmlog": "4.1.2",
     "npx": "^10.2.2",
-    "patch-package": "^6.2.2",
+    "patch-package": "^6.4.7",
     "pug": "^3.0.2",
     "pug-html-loader": "1.1.5",
     "pug-lint": "^2.6.0",