Bump puma from 4.3.1 to 4.3.12

Bumps [puma](https://github.com/puma/puma) from 4.3.1 to 4.3.12.
- [Release notes](https://github.com/puma/puma/releases)
- [Changelog](https://github.com/puma/puma/blob/master/History.md)
- [Commits](puma/puma@v4.3.1...v4.3.12)

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

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

Gemfile.lock

@@ -26,15 +26,15 @@ GEM
     method_source (0.8.1)
     mini_portile2 (2.8.1)
     minitest (5.17.0)
-    nio4r (2.5.2)
+    nio4r (2.5.8)
     nokogiri (1.14.1)
       mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
     pry (0.9.10)
       coderay (~> 1.0.5)
       method_source (~> 0.8)
       slop (~> 3.3.1)
-    puma (4.3.1)
+    puma (4.3.12)
       nio4r (~> 2.0)
     racc (1.6.2)
     rack (2.0.7)