Bump prismjs from 1.27.0 to 1.29.0

Bumps [prismjs](https://github.com/PrismJS/prism) from 1.27.0 to 1.29.0.
- [Release notes](https://github.com/PrismJS/prism/releases)
- [Changelog](https://github.com/PrismJS/prism/blob/master/CHANGELOG.md)
- [Commits](PrismJS/prism@v1.27.0...v1.29.0)

---
updated-dependencies:
- dependency-name: prismjs
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

package.json

@@ -33,7 +33,7 @@
     "stylelint-scss": "3.21.0"
   },
   "dependencies": {
-    "prismjs": "1.27.0",
+    "prismjs": "1.29.0",
     "textpattern-branding": "0.3.3"
   },
   "optionalDependencies": {