Merge pull request #44 from RaspberryPiFoundation/dependabot/bundler/puma-5.6.4

Bump puma from 5.6.2 to 5.6.4

Author: ArayB

Gemfile.lock

@@ -169,7 +169,7 @@ GEM
       byebug (~> 11.0)
       pry (~> 0.13.0)
     public_suffix (4.0.6)
-    puma (5.6.2)
+    puma (5.6.4)
       nio4r (~> 2.0)
     racc (1.6.0)
     rack (2.2.3)