Bump ox from 2.14.20 to 2.14.21 in /components/s3_mpeg

Bumps [ox](https://github.com/ohler55/ox) from 2.14.20 to 2.14.21.
- [Release notes](https://github.com/ohler55/ox/releases)
- [Changelog](https://github.com/ohler55/ox/blob/develop/CHANGELOG.md)
- [Commits](ohler55/ox@v2.14.20...v2.14.21)

---
updated-dependencies:
- dependency-name: ox
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

components/s3_mpeg/Gemfile.lock

@@ -35,7 +35,7 @@ GEM
     docile (1.4.1)
     jmespath (1.6.2)
     ostruct (0.6.1)
-    ox (2.14.20)
+    ox (2.14.21)
       bigdecimal (>= 3.0)
     rake (13.2.1)
     rexml (3.3.9)