Bump rack-cors from 1.0.2 to 1.0.3 (#10368)

Bumps [rack-cors](https://github.com/cyu/rack-cors) from 1.0.2 to 1.0.3.
- [Release notes](https://github.com/cyu/rack-cors/releases)
- [Changelog](https://github.com/cyu/rack-cors/blob/master/CHANGELOG.md)
- [Commits](https://github.com/cyu/rack-cors/compare/v1.0.2...v1.0.3)

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

Gemfile.lock

@@ -427,7 +427,7 @@ GEM
     rack (2.0.6)
     rack-attack (5.4.2)
       rack (>= 1.0, < 3)
-    rack-cors (1.0.2)
+    rack-cors (1.0.3)
     rack-protection (2.0.5)
       rack
     rack-proxy (0.6.5)