Merge pull request #126 from ruby-syntax-tree/dependabot/bundler/rbs-3.9.0

Bump rbs from 3.8.1 to 3.9.0

Author: github-actions[bot]

Gemfile.lock

@@ -10,11 +10,11 @@ GEM
   remote: https://rubygems.org/
   specs:
     docile (1.4.0)
-    logger (1.6.4)
+    logger (1.6.6)
     minitest (5.25.5)
     prettier_print (1.2.1)
     rake (13.2.1)
-    rbs (3.8.1)
+    rbs (3.9.0)
       logger
     simplecov (0.22.0)
       docile (~> 1.1)