Bump rbi

Bumps the ruby-deps group with 1 update in the /gemfiles/typecheck directory: [rbi](https://github.com/Shopify/rbi).


Updates `rbi` from 0.3.7 to 0.3.9
- [Release notes](https://github.com/Shopify/rbi/releases)
- [Commits](Shopify/rbi@v0.3.7...v0.3.9)

---
updated-dependencies:
- dependency-name: rbi
  dependency-version: 0.3.9
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: ruby-deps
...

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

Author: dependabot[bot]

gemfiles/typecheck/Gemfile.lock

@@ -42,7 +42,7 @@ GEM
       ast (~> 2.4.1)
       racc
     power_assert (3.0.1)
-    prism (1.7.0)
+    prism (1.9.0)
     racc (1.8.1)
     rainbow (3.1.1)
     rake (13.3.1)
@@ -51,7 +51,7 @@ GEM
     rb-fsevent (0.11.2)
     rb-inotify (0.11.1)
       ffi (~> 1.0)
-    rbi (0.3.7)
+    rbi (0.3.9)
       prism (~> 1.0)
       rbs (>= 3.4.4)
     rbs (3.10.3)