Fix crash in Layout/EmptyLinesAroundMethodBody for endless methods

[dvandersluis]

Fixes crash in Layout/EmptyLinesAroundMethodBody when encountering an endless method on multiple lines.

# test.rb
def foo(bar,
  baz) = quux

$ rubocop -d test.rb

An error occurred while Layout/EmptyLinesAroundMethodBody cop was inspecting /Users/daniel/src/rubocop/test.rb:1:0.
  The range 27...28 is outside the bounds of the source
/Users/daniel/.rbenv/versions/3.4.1/lib/ruby/gems/3.4.0/gems/parser-3.3.6.0/lib/parser/source/tree_rewriter.rb:406:in 'Parser::Source::TreeRewriter#check_range_validity'
/Users/daniel/src/rubocop/lib/rubocop/cop/corrector.rb:120:in 'RuboCop::Cop::Corrector#check_range_validity'
/Users/daniel/.rbenv/versions/3.4.1/lib/ruby/gems/3.4.0/gems/parser-3.3.6.0/lib/parser/source/tree_rewriter.rb:398:in 'Parser::Source::TreeRewriter#combine'
/Users/daniel/.rbenv/versions/3.4.1/lib/ruby/gems/3.4.0/gems/parser-3.3.6.0/lib/parser/source/tree_rewriter.rb:194:in 'Parser::Source::TreeRewriter#replace'
/Users/daniel/.rbenv/versions/3.4.1/lib/ruby/gems/3.4.0/gems/parser-3.3.6.0/lib/parser/source/tree_rewriter.rb:218:in 'Parser::Source::TreeRewriter#remove'
/Users/daniel/src/rubocop/lib/rubocop/cop/correctors/empty_line_corrector.rb:13:in 'RuboCop::Cop::EmptyLineCorrector.correct'
/Users/daniel/src/rubocop/lib/rubocop/cop/mixin/empty_lines_around_body.rb:104:in 'block in RuboCop::Cop::Layout::EmptyLinesAroundBody#check_line'
/Users/daniel/src/rubocop/lib/rubocop/cop/base.rb:426:in 'RuboCop::Cop::Base#correct'
/Users/daniel/src/rubocop/lib/rubocop/cop/base.rb:210:in 'RuboCop::Cop::Base#add_offense'
/Users/daniel/src/rubocop/lib/rubocop/cop/mixin/empty_lines_around_body.rb:103:in 'RuboCop::Cop::Layout::EmptyLinesAroundBody#check_line'
/Users/daniel/src/rubocop/lib/rubocop/cop/mixin/empty_lines_around_body.rb:92:in 'RuboCop::Cop::Layout::EmptyLinesAroundBody#check_source'
/Users/daniel/src/rubocop/lib/rubocop/cop/mixin/empty_lines_around_body.rb:82:in 'RuboCop::Cop::Layout::EmptyLinesAroundBody#check_beginning'
/Users/daniel/src/rubocop/lib/rubocop/cop/mixin/empty_lines_around_body.rb:76:in 'RuboCop::Cop::Layout::EmptyLinesAroundBody#check_both'
/Users/daniel/src/rubocop/lib/rubocop/cop/mixin/empty_lines_around_body.rb:39:in 'RuboCop::Cop::Layout::EmptyLinesAroundBody#check'
/Users/daniel/src/rubocop/lib/rubocop/cop/layout/empty_lines_around_method_body.rb:32:in 'RuboCop::Cop::Layout::EmptyLinesAroundMethodBody#on_def'

---

Before submitting the PR make sure the following are checked:

• The PR relates to only one subject with a clear title and description in grammatically correct, complete sentences.
• Wrote good commit messages.
• Commit message starts with [Fix #issue-number] (if the related issue exists).
• Feature branch is up-to-date with master (if not - rebase it).
• Squashed related commits together.
• Added tests.
• Ran bundle exec rake default. It executes all tests and runs RuboCop on its own code.
• Added an entry (file) to the changelog folder named {change_type}_{change_description}.md if the new code introduces user-observable changes. See changelog entry format for details.

[koic]

This looks good. Thanks!