Support -Xwarning-level for Opt-in CLI diagnostics#5568

KvanTTT wants to merge 5 commits intomasterJetBrains/kotlin:masterfrom

rr/ikochurkin/support-warning-level-for-opt-in-cli-diagnosticsJetBrains/kotlin:rr/ikochurkin/support-warning-level-for-opt-in-cli-diagnosticsCopy head branch name to clipboard