Core SDK 1.4.2

Updates

1. Feature

   Added: Log a JSON containing the common configuration shared among all services for debugging purposes when using `ENABLE_UNITY_SERVICES_CORE_VERBOSE_LOGGING` as a scripting define.

2. Feature

   Added: Log warning when building a project with core package included and without linking the project in project settings.

3. Change

   Changed: Log error instead of warning when core initialize with no cloud project ID.

4. Fix

   Fixed: `NullReferenceException` while telemetry was provided an empty file, fixed by introducing a null check.

5. Fix

   Fixed: `DirectoryNotFoundException` happened inconsistently on Switch, fixed by resolving racing condition issue.