build(deps-dev): bump prettier from 1.14.3 to 1.15.3

Bumps [prettier](https://github.com/prettier/prettier) from 1.14.3 to 1.15.3.
- [Release notes](https://github.com/prettier/prettier/releases)
- [Changelog](https://github.com/prettier/prettier/blob/master/CHANGELOG.md)
- [Commits](prettier/prettier@1.14.3...1.15.3)

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot-support

yarn.lock

@@ -4060,8 +4060,8 @@ preserve@^0.2.0:
   resolved "https://registry.yarnpkg.com/preserve/-/preserve-0.2.0.tgz#815ed1f6ebc65926f865b310c0713bcb3315ce4b"
 
 prettier@^1.14.2:
-  version "1.14.3"
-  resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.14.3.tgz#90238dd4c0684b7edce5f83b0fb7328e48bd0895"
+  version "1.15.3"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.15.3.tgz#1feaac5bdd181237b54dbe65d874e02a1472786a"
 
 pretty-bytes@^4.0.2:
   version "4.0.2"