CVE-2023-53266 arm64: acpi: Fix possible memory leak of ffh_ctxt

In the Linux kernel, the following vulnerability has been resolved: arm64: acpi: Fix possible memory leak of ffhctxt Allocated 'ffhctxt' memory leak is possible if the SMCCC version and conduit checks fail and -EOPNOTSUPP is returned without freeing the allocated memory. Fix the same by moving th...