Update next_rails.gemspec

Author: JuanVqz

next_rails.gemspec

@@ -13,7 +13,7 @@ Gem::Specification.new do |spec|
   spec.homepage     = "https://github.com/fastruby/next_rails"
   spec.license       = "MIT"
 
-  spec.required_ruby_version = ">= 2.0", "< 3.5"
+  spec.required_ruby_version = ">= 2.0"
 
   spec.files         = `git ls-files -z`.split("\x0").reject do |f|
     f.match(%r{^(test|spec|features)/})