Remove redundant gemspec settings

These settings were either unused (bindir/executables with no exe/
directory) or matched RubyGems defaults (require_paths).

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: horgh

minfraud.gemspec

@@ -18,9 +18,6 @@ Gem::Specification.new do |spec|
   spec.required_ruby_version = '>= 3.2'
 
   spec.files         = Dir['**/*'].difference(Dir['CLAUDE.md', 'CODE_OF_CONDUCT.md', 'dev-bin/**/*', 'Gemfile*', 'Rakefile', 'README.dev.md', 'spec/**/*', '*.gemspec'])
-  spec.bindir        = 'exe'
-  spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
-  spec.require_paths = ['lib']
 
   spec.add_dependency 'connection_pool', '~> 2.2'
   spec.add_dependency 'http', '>= 4.3', '< 6.0'