Bump aws-sdk from 2.715.0 to 2.720.0

Bumps [aws-sdk](https://github.com/aws/aws-sdk-js) from 2.715.0 to 2.720.0.
- [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/v2.715.0...v2.720.0)
Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

yarn.lock

@@ -1554,9 +1554,9 @@ autoprefixer@^9.4.7:
     postcss-value-parser "^4.1.0"
 
 aws-sdk@^2.345.0:
-  version "2.715.0"
-  resolved "https://registry.yarnpkg.com/aws-sdk/-/aws-sdk-2.715.0.tgz#b890892098e0a4d9e7189ed341267d4a9a6e856b"
-  integrity sha512-O6ytb66IXFCowp0Ng2bSPM6v/cZVOhjJWFTR1CG4ieG4IroAaVgB3YQKkfPKA0Cy9B/Ovlsm7B737iuroKsd0w==
+  version "2.720.0"
+  resolved "https://registry.yarnpkg.com/aws-sdk/-/aws-sdk-2.720.0.tgz#b834adc6b7458c41621f8e2169602c69c655f504"
+  integrity sha512-899YXs6iWae82GGJM95S5MFBPIG8pE9aq+GlSr47mz7te97hGX0OcjPs3GuGZWA6Nrp0MCR9eMqu6DwBlYGltA==
   dependencies:
     buffer "4.9.2"
     events "1.1.1"