Update dependency puma to v6.6.0

Author: renovate[bot]

Gemfile.lock

@@ -148,7 +148,7 @@ GEM
       timeout
     net-smtp (0.5.0)
       net-protocol
-    nio4r (2.7.1)
+    nio4r (2.7.4)
     nokogiri (1.16.7-aarch64-linux)
       racc (~> 1.4)
     nokogiri (1.16.7-arm-linux)
@@ -169,7 +169,7 @@ GEM
     psych (5.1.2)
       stringio
     public_suffix (6.0.1)
-    puma (6.4.2)
+    puma (6.6.0)
       nio4r (~> 2.0)
     racc (1.7.3)
     rack (3.0.11)