[Fix rubocop#8444] Fix an error for `Layout/FirstMethodArgumentLineBreak

Fixes rubocop#8444.

This PR fixes an error for `Layout/FirstMethodArgumentLineBreak`
when using kwargs in `super`

CHANGELOG.md

@@ -39,6 +39,7 @@
 * [#8283](https://github.com/rubocop-hq/rubocop/issues/8283): Fix line length calculation for `Style/IfUnlessModifier` to correctly take into account a comment on the first line when considering conversation to a single-line form. ([@dsavochkin][])
 * [#8226](https://github.com/rubocop-hq/rubocop/issues/8226): Fix `Style/IfUnlessModifier` to add parentheses when converting if-end condition inside an array or a hash to a single-line form. ([@dsavochkin][])
 * [#8443](https://github.com/rubocop-hq/rubocop/pull/8443): Fix an incorrect auto-correct for `Style/StructInheritance` when there is a comment before class declaration. ([@koic][])
+* [#8444](https://github.com/rubocop-hq/rubocop/issues/8444): Fix an error for `Layout/FirstMethodArgumentLineBreak` when using kwargs in `super`. ([@koic][])
 
 ### Changes
 

lib/rubocop/cop/layout/first_method_argument_line_break.rb

@@ -27,7 +27,7 @@ class FirstMethodArgumentLineBreak < Cop
               'multi-line method argument list.'
 
         def on_send(node)
-          args = node.arguments
+          args = node.arguments.dup
 
           # If there is a trailing hash arg without explicit braces, like this:
           #

spec/rubocop/cop/layout/first_method_argument_line_break_spec.rb

@@ -80,6 +80,10 @@
     expect_no_offenses('foo(bar, baz, bing)')
   end
 
+  it 'ignores kwargs listed on a single line when the arguments are used in `super`' do
+    expect_no_offenses('super(foo: 1, bar: 2)')
+  end
+
   it 'ignores arguments without parens' do
     expect_no_offenses(<<~RUBY)
       foo bar,