chore(deps): bump msw from 0.21.2 to 0.29.0

Bumps [msw](https://github.com/mswjs/msw) from 0.21.2 to 0.29.0.
- [Release notes](https://github.com/mswjs/msw/releases)
- [Changelog](https://github.com/mswjs/msw/blob/master/CHANGELOG.md)
- [Commits](https://github.com/mswjs/msw/compare/v0.21.2...v0.29.0)

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

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

plugins/splunk-on-call/package.json

@@ -57,7 +57,7 @@
     "@types/luxon": "^1.25.0",
     "@types/node": "^14.14.32",
     "cross-fetch": "^3.0.6",
-    "msw": "^0.21.2",
+    "msw": "^0.29.0",
     "node-fetch": "^2.6.1"
   },
   "configSchema": "config.d.ts",