Fedora 37: xen 2023-04473fc41e

update to xen-4.16.5 which includes x86/AMD: Speculative Return Stack Overflow [XSA-434, CVE-2023-20569] x86/Intel: Gather Data Sampling [XSA-435, CVE-2022-40982] remove patches now included upstream ---- arm: Guests can trigger a deadlock on Cortex-A77 [XSA-436, CVE-2023-34320] (#2228238) ---- bugfix for x86/AMD: Zenbleed [XSA-433, CVE-2023-20593] ---- x86/AMD: Zenbleed