Update rubocop-performance requirement from ~> 1.22 to ~> 1.13

Updates the requirements on [rubocop-performance](https://github.com/rubocop/rubocop-performance) to permit the latest version.
- [Release notes](https://github.com/rubocop/rubocop-performance/releases)
- [Changelog](https://github.com/rubocop/rubocop-performance/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop-performance@v1.12.0...v1.13.2)

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

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

Gemfile.lock

@@ -75,18 +75,18 @@ GEM
     minitest (5.14.4)
     netrc (0.11.0)
     parallel (1.21.0)
-    parser (3.0.2.0)
+    parser (3.1.0.0)
       ast (~> 2.4.1)
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
     public_suffix (4.0.6)
     rack (2.2.3)
-    rainbow (3.0.0)
+    rainbow (3.1.1)
     rake (13.0.6)
     rb-fsevent (0.11.0)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
-    regexp_parser (2.1.1)
+    regexp_parser (2.2.0)
     rest-client (2.1.0)
       http-accept (>= 1.7.0, < 2.0)
       http-cookie (>= 1.0.2, < 2.0)
@@ -122,9 +122,9 @@ GEM
       rubocop-ast (>= 1.12.0, < 2.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 1.4.0, < 3.0)
-    rubocop-ast (1.13.0)
+    rubocop-ast (1.15.1)
       parser (>= 3.0.1.1)
-    rubocop-performance (1.12.0)
+    rubocop-performance (1.13.2)
       rubocop (>= 1.7.0, < 2.0)
       rubocop-ast (>= 0.4.0)
     rubocop-rails (2.12.4)

jekyll-cloudinary.gemspec

@@ -44,6 +44,6 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency "rspec", "~> 3.10"
   spec.add_development_dependency "rubocop-rspec", "~> 2.5"
   spec.add_development_dependency "rubocop-rails", "~> 1.22"
-  spec.add_development_dependency "rubocop-performance", "~> 1.22"
+  spec.add_development_dependency "rubocop-performance", "~> 1.13"
   spec.add_development_dependency "cloudinary", "~> 1.21"
 end