powerpc/rtas: Keep MSR[RI] set when calling RTAS
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.18.3 by commit c9c41f0273826a13ac93124e66a4ff45df281ba0. For more details please see the references link.