Build(deps-dev): Bump rubocop-rspec from 3.3.0 to 3.4.0 in /spec (#504)

* Build(deps-dev): Bump rubocop-rspec from 3.3.0 to 3.4.0 in /spec

Bumps [rubocop-rspec](https://github.com/rubocop/rubocop-rspec) from 3.3.0 to 3.4.0.
- [Release notes](https://github.com/rubocop/rubocop-rspec/releases)
- [Changelog](https://github.com/rubocop/rubocop-rspec/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop-rspec@v3.3.0...v3.4.0)

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

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

* Remove obsolete cop

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Philipp Thun <philipp.thun@sap.com>

spec/.rubocop.yml

@@ -703,9 +703,6 @@ RSpec/SpecFilePathFormat:
 RSpec/SpecFilePathSuffix:
   Enabled: true
 
-RSpec/StringAsInstanceDoubleConstant:
-  Enabled: true
-
 RSpec/SubjectDeclaration:
   Enabled: true
 

spec/Gemfile.lock

@@ -6,7 +6,7 @@ GEM
       semi_semantic (~> 1.2.0)
     diff-lcs (1.5.1)
     json (2.9.1)
-    language_server-protocol (3.17.0.3)
+    language_server-protocol (3.17.0.4)
     parallel (1.26.3)
     parser (3.3.7.0)
       ast (~> 2.4.1)
@@ -37,13 +37,13 @@ GEM
       rubocop-ast (>= 1.36.2, < 2.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 2.4.0, < 4.0)
-    rubocop-ast (1.37.0)
+    rubocop-ast (1.38.0)
       parser (>= 3.3.1.0)
     rubocop-capybara (2.21.0)
       rubocop (~> 1.41)
     rubocop-factory_bot (2.26.1)
       rubocop (~> 1.61)
-    rubocop-rspec (3.3.0)
+    rubocop-rspec (3.4.0)
       rubocop (~> 1.61)
     rubocop-rspec_rails (2.30.0)
       rubocop (~> 1.61)