Bump ruby-lsp from 0.12.0 to 0.12.1 (#183)

Bumps [ruby-lsp](https://github.com/Shopify/ruby-lsp) from 0.12.0 to 0.12.1.
- [Release notes](https://github.com/Shopify/ruby-lsp/releases)
- [Commits](Shopify/ruby-lsp@v0.12.0...v0.12.1)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Gemfile.lock

@@ -221,7 +221,7 @@ GEM
       rubocop (~> 1.51)
     rubocop-sorbet (0.7.4)
       rubocop (>= 0.90.0)
-    ruby-lsp (0.12.0)
+    ruby-lsp (0.12.1)
       language_server-protocol (~> 3.17.0)
       prism (>= 0.15.1, < 0.16)
       sorbet-runtime (>= 0.5.5685)