Add types for rubocop ast

[kozy4324]

Added:

• rubocop-ast
  • RuboCop::AST::NextNode
  • RuboCop::AST::Procarg0Node
  • RuboCop::AST::RescueNode
  • RuboCop::AST::ResbodyNode
  • RuboCop::AST::SelfClassNode

[github-actions]

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rubocop-ast

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[kozy4324]

/merge