Add BkTempusBucket struct and extend BkStatsResponse with TempusEnabled,
TempusQpcFrequency, TempusSubsystemCount, and a 14-element Tempus bucket array.
Add IpcUserHookFlagDeferredLaunchGateRelease, RuntimeFlagNtApiHooksDisarmed, and the
LaunchIntegrity* constants (Default/Untrusted/Low/Medium/High/System) matching the
new ABI definitions.
Remove the MarkInterfaceReady P/Invoke binding. Add IntegrityLevel as the new
penultimate parameter to the SetUserHookTarget binding.