Bump showdown from 2.0.2 to 2.0.3

Bumps [showdown](https://github.com/showdownjs/showdown) from 2.0.2 to 2.0.3.
- [Release notes](https://github.com/showdownjs/showdown/releases)
- [Changelog](https://github.com/showdownjs/showdown/blob/2.0.3/CHANGELOG.md)
- [Commits](https://github.com/showdownjs/showdown/compare/2.0.2...2.0.3)

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

yarn.lock

@@ -6559,9 +6559,9 @@ shebang-regex@^3.0.0:
   integrity sha512-7++dFhtcx3353uBaq8DDR4NuxBetBzC7ZQOhmTQInHEd6bSrXdiEyzCvG07Z44UYdLShWUyXt5M/yhz8ekcb1A==
 
 showdown@^2.0.0:
-  version "2.0.2"
-  resolved "https://registry.yarnpkg.com/showdown/-/showdown-2.0.2.tgz#e8175d8c8a1495a24fce775399deee94f104ab79"
-  integrity sha512-4z4aAfKk6WdDKGYYpBcdTovTSw/ock6/fg363pR4JECnEMbnFfwSV2B59IfesQQ6hTRVEebx7VXxMm0/KiAUgg==
+  version "2.0.3"
+  resolved "https://registry.yarnpkg.com/showdown/-/showdown-2.0.3.tgz#1ec96dd19637fe4617b160f7b50280120964640b"
+  integrity sha512-jHytkv5c5YFTAOYIIaTT1zLL/aC+7C1FiP0CIGQozhHnnFSbor1oYkaNqWFL6CpB3zJNPPSxJrAlsHgzN14knQ==
   dependencies:
     commander "^9.0.0"