Bump syntax_tree from 6.1.1 to 6.2.0 (#120)

Bumps [syntax_tree](https://github.com/kddnewton/syntax_tree) from 6.1.1 to 6.2.0.
- [Changelog](https://github.com/ruby-syntax-tree/syntax_tree/blob/main/CHANGELOG.md)
- [Commits](ruby-syntax-tree/syntax_tree@v6.1.1...v6.2.0)

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

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

Gemfile.lock

@@ -86,7 +86,7 @@ GEM
       rubocop-capybara (~> 2.17)
       rubocop-factory_bot (~> 2.22)
     ruby-progressbar (1.13.0)
-    syntax_tree (6.1.1)
+    syntax_tree (6.2.0)
       prettier_print (>= 1.2.0)
     syntax_tree-haml (4.0.3)
       haml (>= 5.2)