[ruby/rack] Update puma to 7.0.0-pre1 (#10049)

frameworks/Ruby/rack/Gemfile

@@ -33,7 +33,7 @@ group :pitchfork, optional: true do
 end
 
 group :puma, optional: true do
-  gem 'puma', '~> 6.5'
+  gem 'puma', '7.0.0.pre1'
 end
 
 group :unicorn, optional: true do

frameworks/Ruby/rack/Gemfile.lock

@@ -94,7 +94,7 @@ GEM
     protocol-rack (0.11.2)
       protocol-http (~> 0.43)
       rack (>= 1.0)
-    puma (6.6.0)
+    puma (7.0.0.pre1)
       nio4r (~> 2.0)
     racc (1.8.1)
     rack (3.2.0)
@@ -156,7 +156,7 @@ DEPENDENCIES
   passenger (~> 6.0)
   pg (~> 1.5)
   pitchfork (~> 0.17)
-  puma (~> 6.5)
+  puma (= 7.0.0.pre1)
   rack (~> 3.0)
   rack-test
   rubocop

frameworks/Ruby/rack/README.md

@@ -15,7 +15,7 @@ The tests were run with:
 * [JRuby 9.4](http://jruby.org/)
 * [Rack 3.1](http://rack.github.com/)
 * [Unicorn 6.1.0](http://unicorn.bogomips.org/)
-* [Puma 6.4](http://puma.io/)
+* [Puma 7](http://puma.io/)
 * [Iodine](https://github.com/boazsegev/iodine)
 * [Falcon](https://github.com/socketry/falcon)
 * [Pitchfork](https://github.com/Shopify/pitchfork)