Bump puma from 6.4.0 to 6.4.2 in /api-stubs

Bumps [puma](https://github.com/puma/puma) from 6.4.0 to 6.4.2.
- [Release notes](https://github.com/puma/puma/releases)
- [Changelog](https://github.com/puma/puma/blob/master/History.md)
- [Commits](puma/puma@v6.4.0...v6.4.2)

---
updated-dependencies:
- dependency-name: puma
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

api-stubs/Gemfile.lock

@@ -23,16 +23,17 @@ GEM
       concurrent-ruby (~> 1.0)
     json (2.6.3)
     language_server-protocol (3.17.0.3)
+    mini_portile2 (2.8.5)
     minitest (5.20.0)
     mustermann (3.0.0)
       ruby2_keywords (~> 0.0.1)
     mutex_m (0.2.0)
-    nio4r (2.6.0)
+    nio4r (2.7.0)
     parallel (1.23.0)
     parser (3.2.2.4)
       ast (~> 2.4.1)
       racc
-    puma (6.4.0)
+    puma (6.4.2)
       nio4r (~> 2.0)
     racc (1.7.3)
     rack (2.2.8)
@@ -98,15 +99,14 @@ GEM
       rack (~> 2.2, >= 2.2.4)
       rack-protection (= 3.1.0)
       tilt (~> 2.0)
-    sqlite3 (1.6.8-arm64-darwin)
-    sqlite3 (1.6.8-x86_64-linux)
+    sqlite3 (1.7.0)
+      mini_portile2 (~> 2.8.0)
     tilt (2.3.0)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
     unicode-display_width (2.5.0)
 
 PLATFORMS
-  arm64-darwin-22
   x86_64-linux
 
 DEPENDENCIES