Bump rubocop-rspec from 2.17.1 to 2.23.2

Note that in rubocop-rspec 2.18.0, most Capybara cops were extracted to
a different gem, and the sam happened in rubocop-rspec 2.22.0 with
FactoryBot cops.

So we're adding both rubocop-capybara and rubocop-factory_bot as
dependencies.

Bumps [rubocop-rspec](https://github.com/rubocop/rubocop-rspec) from 2.17.1 to 2.23.2.
- [Release notes](https://github.com/rubocop/rubocop-rspec/releases)
- [Changelog](https://github.com/rubocop/rubocop-rspec/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rubocop/rubocop-rspec/compare/v2.17.1...v2.23.2)

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

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

Gemfile.lock

@@ -529,6 +529,10 @@ GEM
       unicode-display_width (>= 2.4.0, < 3.0)
     rubocop-ast (1.29.0)
       parser (>= 3.2.1.0)
+    rubocop-capybara (2.18.0)
+      rubocop (~> 1.41)
+    rubocop-factory_bot (2.23.1)
+      rubocop (~> 1.33)
     rubocop-performance (1.19.0)
       rubocop (>= 1.7.0, < 2.0)
       rubocop-ast (>= 0.4.0)
@@ -536,8 +540,10 @@ GEM
       activesupport (>= 4.2.0)
       rack (>= 1.1)
       rubocop (>= 1.33.0, < 2.0)
-    rubocop-rspec (2.17.1)
+    rubocop-rspec (2.23.2)
       rubocop (~> 1.33)
+      rubocop-capybara (~> 2.17)
+      rubocop-factory_bot (~> 2.22)
     ruby-progressbar (1.13.0)
     ruby-vips (2.1.4)
       ffi (~> 1.12)
@@ -747,9 +753,11 @@ DEPENDENCIES
   ros-apartment (~> 2.11.0)
   rspec-rails (~> 5.1.2)
   rubocop (~> 1.56.2)
+  rubocop-capybara (~> 2.18.0)
+  rubocop-factory_bot (~> 2.23.1)
   rubocop-performance (~> 1.19.0)
   rubocop-rails (~> 2.20.2)
-  rubocop-rspec (~> 2.17.1)
+  rubocop-rspec (~> 2.23.2)
   rvm1-capistrano3 (~> 1.4.0)
   sassc-rails (~> 2.1.2)
   savon (~> 2.14.0)