[TS-38628] [Teamscale-Client] Migration to Kotlin#608

DreierF merged 9 commits intomastercqse/teamscale-java-profiler:masterfrom

ts/38628_iterative_kotlin_migration_teamscale_clientcqse/teamscale-java-profiler:ts/38628_iterative_kotlin_migration_teamscale_clientCopy head branch name to clipboard