x86: fix deprecated CONFIG_MICROCODE_OLD_INTERACE
We use late loading[1] so need to set this option despite upstream adding a
kernel taint when this option is set. See discussion in PR#12149 for more details.
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/diff/arch/x86/Kconfig?id=v5.10.173&id2=v5.10.172
1. https://github.com/openwrt/openwrt/blob/master/target/linux/x86/base-files/lib/preinit/02_load_x86_ucode
Signed-off-by: John Audia <[email protected]>
John Audia