Bump rubocop from 1.76.1 to 1.81.1

This release includes some updates in the Style/RedundantParentheses and
Naming/PredicateMethod rules. We're changing the code accordingly.

Bumps [rubocop](https://github.com/rubocop/rubocop) from 1.76.1 to 1.81.1.
- [Release notes](https://github.com/rubocop/rubocop/releases)
- [Changelog](https://github.com/rubocop/rubocop/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rubocop/rubocop/compare/v1.76.1...v1.81.1)

---
updated-dependencies:
- dependency-name: rubocop
  dependency-version: 1.81.1
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Gemfile.lock

@@ -625,7 +625,7 @@ GEM
       rspec-mocks (~> 3.13)
       rspec-support (~> 3.13)
     rspec-support (3.13.2)
-    rubocop (1.76.1)
+    rubocop (1.81.7)
       json (~> 2.3)
       language_server-protocol (~> 3.17.0.2)
       lint_roller (~> 1.1.0)
@@ -633,7 +633,7 @@ GEM
       parser (>= 3.3.0.2)
       rainbow (>= 2.2.2, < 4.0)
       regexp_parser (>= 2.9.3, < 3.0)
-      rubocop-ast (>= 1.45.0, < 2.0)
+      rubocop-ast (>= 1.47.1, < 2.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 2.4.0, < 4.0)
     rubocop-ast (1.47.1)
@@ -889,7 +889,7 @@ DEPENDENCIES
   rinku (~> 2.0.6)
   ros-apartment (~> 3.2.0)
   rspec-rails (~> 7.1.1)
-  rubocop (~> 1.76.1)
+  rubocop (~> 1.81.7)
   rubocop-capybara (~> 2.22.1)
   rubocop-factory_bot (~> 2.27.1)
   rubocop-performance (~> 1.26.1)