chore(deps-dev): bump rack from 2.2.8.1 to 3.1.7 (#76) (#79)

* chore(deps-dev): bump rack from 2.2.8.1 to 3.1.7 (#76)

Bumps [rack](https://github.com/rack/rack) from 2.2.8.1 to 3.1.7.
- [Release notes](https://github.com/rack/rack/releases)
- [Changelog](https://github.com/rack/rack/blob/main/CHANGELOG.md)
- [Commits](rack/rack@v2.2.8.1...v3.1.7)

---
updated-dependencies:
- dependency-name: rack
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

* fix req.body case when nil in tests

Change-Id: I5a261fa4546ae62454da0ec6fd73cd3f99c3aa06

---------

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Gemfile

@@ -13,7 +13,7 @@ group :test do
   # gem 'json', '~> 1.7', :platforms => [:jruby] look TODO needed?
   gem 'minitest', '~> 5.25.1'
   gem 'mocha', '~> 2.4.5'
-  gem 'rack', '~> 2.2.8'
+  gem 'rack', '~> 3.1.7'
   gem 'netrc', '~> 0.11.0'
   gem 'rack-test', '~> 2'
   gem 'simplecov', '~> 0.22.0', :require => false

Gemfile.lock

@@ -35,7 +35,7 @@ GEM
     multipart-post (2.3.0)
     netrc (0.11.0)
     public_suffix (5.0.1)
-    rack (2.2.8.1)
+    rack (3.1.7)
     rack-test (2.1.0)
       rack (>= 1.3)
     rake (13.2.1)
@@ -68,7 +68,7 @@ DEPENDENCIES
   minitest (~> 5.25.1)
   mocha (~> 2.4.5)
   netrc (~> 0.11.0)
-  rack (~> 2.2.8)
+  rack (~> 3.1.7)
   rack-test (~> 2)
   rake (~> 13.2.1)
   redcarpet (~> 3.6.0)

test/looker/test_dynamic_client.rb

@@ -58,7 +58,7 @@ def delete_response
 
   def confirm_env(env, method, path, body, query, content_type)
     req = Rack::Request.new(env)
-    req_body = req.body.gets || ''
+    req_body = req.body&.gets || ''
 
     req.base_url.must_equal 'https://localhost:19999'
     req.request_method.must_equal method.to_s.upcase