[Security] Bump rack-cors from 0.3.1 to 1.0.2

[dependabot-preview[bot]]

Bumps rack-cors from 0.3.1 to 1.0.2. This update includes security fixes.

Vulnerabilities fixed

*Sourced from [The Ruby Advisory Database](https://github.com/rubysec/ruby-advisory-db/blob/master/gems/rack-cors/CVE-2017-11173.yml).* > **rack-cors Gem Missing Anchor permits unauthorized CORS requests** > Missing anchor in generated regex for rack-cors before 0.4.1 > allows a malicious third-party site to perform CORS requests. > If the configuration were intended to allow only the trusted > example.com domain name and not the malicious example.net domain name, > then example.com.example.net (as well as example.com-example.net) would > be inadvertently allowed. > > Patched versions: >= 0.4.1 > Unaffected versions: none

Changelog

*Sourced from [rack-cors's changelog](https://github.com/cyu/rack-cors/blob/master/CHANGELOG.md).* > ## 1.0.2 - 2017-10-22 > ### Fixed > - Automatically allow simple headers when headers are set > > ## 1.0.1 - 2017-07-18 > ### Fixed > - Allow lambda origin configuration > > ## 1.0.0 - 2017-07-15 > ### Security > - Don't implicitly accept 'null' origins when 'file://' is specified > (https://github-redirect.dependabot.com/cyu/rack-cors/pull/134) > - Ignore '' origins (https://github-redirect.dependabot.com/cyu/rack-cors/issues/139) > - Default credentials option on resources to false > (https://github-redirect.dependabot.com/cyu/rack-cors/issues/95) > - Don't allow credentials option to be true if '*' is specified is origin > (https://github-redirect.dependabot.com/cyu/rack-cors/pull/142) > - Don't reflect Origin header when '*' is specified as origin > (https://github-redirect.dependabot.com/cyu/rack-cors/pull/142) > > ### Fixed > - Don't respond immediately on non-matching preflight requests instead of > sending them through the app (https://github-redirect.dependabot.com/cyu/rack-cors/pull/106) > > ## 0.4.1 - 2017-02-01 > ### Fixed > - Return miss result in X-Rack-CORS instead of incorrectly returning > preflight-hit > > ## 0.4.0 - 2015-04-15 > ### Changed > - Don't set HTTP_ORIGIN with HTTP_X_ORIGIN if nil > > ### Added > - Calculate vary headers for non-CORS resources > - Support custom vary headers for resource > - Support :if option for resource > - Support :any as a possible value for :methods option > > ### Fixed > - Don't symbolize incoming HTTP request methods

Commits

- [`b08280a`](https://github.com/cyu/rack-cors/commit/b08280a6dae45e4ee66e10a59efcd950bed0dfb7) Version 1.0.2 - [`a99d7ff`](https://github.com/cyu/rack-cors/commit/a99d7ffd7b6a8d5389cccb63e0fbdd8e9b9d73c2) Handle :headers => nil properly - [`755b304`](https://github.com/cyu/rack-cors/commit/755b3047e449f032f8869f06d8f3aa691c441760) Ensure that rack-cors always accepts simple headers - [`33e21e9`](https://github.com/cyu/rack-cors/commit/33e21e913f69bb3154ebdfb7020826764503dffc) Allow lambda origin config - [`e32b78a`](https://github.com/cyu/rack-cors/commit/e32b78a472c676acc50954b0d860b8f4da854b62) Support proc as origin - [`6154c7f`](https://github.com/cyu/rack-cors/commit/6154c7f2c7cc11167a0a5682192ac466b44d088b) Use xip.io address in CORS test runner - [`a447f4a`](https://github.com/cyu/rack-cors/commit/a447f4a28e64a9c03eead2524cec0f9930252876) Fix configuration error check - [`120b682`](https://github.com/cyu/rack-cors/commit/120b6824220c2a737928835a2a75e6d7969c902f) Remove invalid credentials setup in examples - [`38efbf3`](https://github.com/cyu/rack-cors/commit/38efbf3f963fea4621ac0c57514b4e8f3c3752b8) Version 1.0 - [`a0c5aa7`](https://github.com/cyu/rack-cors/commit/a0c5aa7d8af4a81d8d644f13fbd799d35a817120) Updated CHANGELOG - Additional commits viewable in [compare view](https://github.com/cyu/rack-cors/compare/v0.3.1...v1.0.2)

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Superseded by #617.