Update rspec-its requirement from ~> 1.3.0 to ~> 2.0.0

Updates the requirements on [rspec-its](https://github.com/rspec/rspec-its) to permit the latest version.
- [Changelog](https://github.com/rspec/rspec-its/blob/main/Changelog.md)
- [Commits](rspec/rspec-its@v1.3.0...v2.0.0)

---
updated-dependencies:
- dependency-name: rspec-its
  dependency-type: direct:production
...

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

Gemfile

@@ -8,7 +8,7 @@ gem "gc_ruboconfig", "~> 5.0.2"
 gem "pry", "~> 0.15.0"
 gem "rake", "~> 13.0"
 gem "rspec", "~> 3.13.0"
-gem "rspec-its", "~> 1.3.0"
+gem "rspec-its", "~> 2.0.0"
 gem "rspec_junit_formatter", "~> 0.6.0"
 gem "rubocop", "~> 1.69.0"
 gem "rubocop-rake", "~> 0.6.0", require: false