Bump aws-sdk from 2.1219.0 to 2.1221.0

Bumps [aws-sdk](https://github.com/aws/aws-sdk-js) from 2.1219.0 to 2.1221.0.
- [Release notes](https://github.com/aws/aws-sdk-js/releases)
- [Changelog](https://github.com/aws/aws-sdk-js/blob/master/CHANGELOG.md)
- [Commits](https://github.com/aws/aws-sdk-js/compare/v2.1219.0...v2.1221.0)

---
updated-dependencies:
- dependency-name: aws-sdk
  dependency-type: direct:development
  update-type: version-update:semver-minor
...
Signed-off-by: dependabot[bot] <support@github.com>

yarn.lock

@@ -2067,9 +2067,9 @@ available-typed-arrays@^1.0.5:
   integrity sha512-DMD0KiN46eipeziST1LPP/STfDU0sufISXmjSgvVsoU2tqxctQeASejWcfNtxYKqETM1UxQ8sp2OrSBWpHY6sw==
 
 aws-sdk@^2.345.0:
-  version "2.1219.0"
-  resolved "https://registry.yarnpkg.com/aws-sdk/-/aws-sdk-2.1219.0.tgz#96d056fc4ebfd8417308f18a34f127dbaafc022e"
-  integrity sha512-KOGA0E3wZ/Zom1VDAd4ttsaq2LAVECXdHUs/i8OyJkuR3vSvmKQa/BOH4baIBNt4VMS062FhPA29UtT1YPTlwQ==
+  version "2.1221.0"
+  resolved "https://registry.yarnpkg.com/aws-sdk/-/aws-sdk-2.1221.0.tgz#36dd12d7af4b46495a92d77a0fc3be2f8903f252"
+  integrity sha512-RKFnhC5RW70xRFixzdvZ50YnNT2DdNh1CoXWBEmPOVEXDEv5ztTmAsgju2vfPQZLkKuMzL8LCBdT3xrr8JdoDg==
   dependencies:
     buffer "4.9.2"
     events "1.1.1"