NPM(deps): Bump @wordpress/base-styles from 4.49.0 to 5.18.0

Bumps [@wordpress/base-styles](https://github.com/WordPress/gutenberg/tree/HEAD/packages/base-styles) from 4.49.0 to 5.18.0.
- [Release notes](https://github.com/WordPress/gutenberg/releases)
- [Changelog](https://github.com/WordPress/gutenberg/blob/trunk/packages/base-styles/CHANGELOG.md)
- [Commits](https://github.com/WordPress/gutenberg/commits/@wordpress/base-styles@5.18.0/packages/base-styles)

---
updated-dependencies:
- dependency-name: "@wordpress/base-styles"
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

package.json

@@ -9,7 +9,7 @@
     "email": "micah.wood@newfold.com"
   },
   "dependencies": {
-    "@wordpress/base-styles": "^4.49.0",
+    "@wordpress/base-styles": "^5.18.0",
     "@wordpress/element": "^6.9.0",
     "@wordpress/icons": "^10.16.0"
   },