chore(deps): bump msgpack from 1.8.1 to 1.8.2 in /website

Bumps [msgpack](https://github.com/msgpack/msgpack-ruby) from 1.8.1 to 1.8.2.
- [Changelog](https://github.com/msgpack/msgpack-ruby/blob/master/ChangeLog)
- [Commits](msgpack/msgpack-ruby@v1.8.1...v1.8.2)

---
updated-dependencies:
- dependency-name: msgpack
  dependency-version: 1.8.2
  dependency-type: indirect
...

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

Author: dependabot[bot]

website/Gemfile.lock

@@ -181,7 +181,7 @@ GEM
     minitest (6.0.6)
       drb (~> 2.0)
       prism (~> 1.5)
-    msgpack (1.8.1)
+    msgpack (1.8.2)
     net-imap (0.6.4.1)
       date
       net-protocol