Bump MSTest.Sdk from 4.2.2 to 4.2.3

---
updated-dependencies:
- dependency-name: MSTest.Sdk
  dependency-version: 4.2.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

global.json

@@ -4,7 +4,7 @@
     "rollForward": "latestFeature"
   },
   "msbuild-sdks": {
-    "MSTest.Sdk": "4.2.2",
+    "MSTest.Sdk": "4.2.3",
     "ktsu.Sdk": "2.6.1",
     "ktsu.Sdk.ConsoleApp": "2.6.1",
     "ktsu.Sdk.App": "2.6.1"