Bump liquidjs from 10.20.3 to 10.21.0

Bumps [liquidjs](https://github.com/harttle/liquidjs) from 10.20.3 to 10.21.0.
- [Release notes](https://github.com/harttle/liquidjs/releases)
- [Changelog](https://github.com/harttle/liquidjs/blob/master/CHANGELOG.md)
- [Commits](harttle/liquidjs@v10.20.3...v10.21.0)

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

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

Author: dependabot[bot]

package-lock.json

@@ -75,7 +75,7 @@
     "humanize-duration": "^3.32.1",
     "ioredis": "^5.4.2",
     "joi": "^17.13.3",
-    "liquidjs": "^10.20.3",
+    "liquidjs": "^10.21.0",
     "lodash": "^4.17.21",
     "marked": "^15.0.6",
     "nunjucks": "^3.2.3",