Bump class-transformer from 0.2.3 to 0.3.1 in /packages/bus-core (#83)

Bumps [class-transformer](https://github.com/typestack/class-transformer) from 0.2.3 to 0.3.1.
- [Release notes](https://github.com/typestack/class-transformer/releases)
- [Changelog](https://github.com/typestack/class-transformer/blob/develop/CHANGELOG.md)
- [Commits](typestack/class-transformer@v0.2.3...v0.3.1)

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

packages/bus-core/yarn.lock

@@ -2,10 +2,10 @@
 # yarn lockfile v1
 
 
-"@node-ts/bus-messages@^0.2.2":
-  version "0.2.2"
-  resolved "https://registry.yarnpkg.com/@node-ts/bus-messages/-/bus-messages-0.2.2.tgz#b980f0aa9d6ab83f51b78330b05f9c0e722f8adc"
-  integrity sha512-XRHiNEmQCyeqHcGI76LZOVujub6VaRdEgNeLgL4zAj1gcHOiC/51/+PNB8FzAyaHltfi0oB7grGunLXd5aeMeg==
+"@node-ts/bus-messages@^0.3.0":
+  version "0.3.0"
+  resolved "https://registry.yarnpkg.com/@node-ts/bus-messages/-/bus-messages-0.3.0.tgz#a5e19474e54f24ff683fa4fd8e54e65ecb68ce78"
+  integrity sha512-rrjo6v8dv21kqbYcWFkohmUS7BwIfn6xyCPiAxAvVpdQ2QYdUY1e9XYshWg9PSmlCtKKYh2Hs4kFf4Mj4Yc10A==
   dependencies:
     tslib "^1.9.3"
 
@@ -110,10 +110,10 @@ circular-json@^0.3.1:
   resolved "https://registry.yarnpkg.com/circular-json/-/circular-json-0.3.3.tgz#815c99ea84f6809529d2f45791bdf82711352d66"
   integrity sha512-UZK3NBx2Mca+b5LsG7bY183pHWt5Y1xts4P3Pz7ENTwGVnJOUWbRb3ocjvX7hx9tq/yTAdclXm9sZ38gNuem4A==
 
-class-transformer@^0.2.3:
-  version "0.2.3"
-  resolved "https://registry.yarnpkg.com/class-transformer/-/class-transformer-0.2.3.tgz#598c92ca71dcca73f91ccb875d74a3847ccfa32d"
-  integrity sha512-qsP+0xoavpOlJHuYsQJsN58HXSl8Jvveo+T37rEvCEeRfMWoytAyR0Ua/YsFgpM6AZYZ/og2PJwArwzJl1aXtQ==
+class-transformer@^0.3.1:
+  version "0.3.1"
+  resolved "https://registry.yarnpkg.com/class-transformer/-/class-transformer-0.3.1.tgz#ee681a5439ff2230fc57f5056412d3befa70d597"
+  integrity sha512-cKFwohpJbuMovS8xVLmn8N2AUbAuc8pVo4zEfsUVo8qgECOogns1WVk/FkOZoxhOPTyTYFckuoH+13FO+MQ8GA==
 
 color-convert@^1.9.0:
   version "1.9.3"