chore(deps): bump @octokit/rest from 19.0.13 to 20.0.1

Bumps [@octokit/rest](https://github.com/octokit/rest.js) from 19.0.13 to 20.0.1.
- [Release notes](https://github.com/octokit/rest.js/releases)
- [Commits](octokit/rest.js@v19.0.13...v20.0.1)

---
updated-dependencies:
- dependency-name: "@octokit/rest"
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

package.json

@@ -39,7 +39,7 @@
   "homepage": "https://github.com/mikesprague/teams-incoming-webhook-action#readme",
   "dependencies": {
     "@actions/core": "1.10.0",
-    "@octokit/rest": "19.0.13",
+    "@octokit/rest": "20.0.1",
     "axios": "1.4.0",
     "dayjs": "1.11.9"
   },