build(deps-dev): bump ruby-lsp in /Library/Homebrew

Bumps [ruby-lsp](https://github.com/Shopify/ruby-lsp) from 0.20.1 to 0.21.1.
- [Release notes](https://github.com/Shopify/ruby-lsp/releases)
- [Commits](https://github.com/Shopify/ruby-lsp/compare/v0.20.1...v0.21.1)

---
updated-dependencies:
- dependency-name: ruby-lsp
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Library/Homebrew/Gemfile.lock

@@ -93,7 +93,7 @@ GEM
       rubocop (~> 1.61)
     rubocop-sorbet (0.8.6)
       rubocop (>= 1)
-    ruby-lsp (0.20.1)
+    ruby-lsp (0.21.1)
       language_server-protocol (~> 3.17.0)
       prism (>= 1.2, < 2.0)
       rbs (>= 3, < 4)
@@ -146,7 +146,6 @@ GEM
 
 PLATFORMS
   aarch64-linux
-  arm-linux
   arm64-darwin
   x86_64-darwin
   x86_64-linux