linux: enable MICROCODE_INTEL if intel-microcode is selected

We already turn on kernel features for several packages, so let's do it
for intel-microcode too, otherwise it's impossible to load the microcode
(by means of iucode-tools).

Signed-off-by: Carlos Santos <casantos@datacom.com.br>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

linux/linux.mk

@@ -323,6 +323,9 @@ define LINUX_KCONFIG_FIXUP_CMDS
 	$(if $(BR2_PACKAGE_AUDIT),
 		$(call KCONFIG_ENABLE_OPT,CONFIG_NET,$(@D)/.config)
 		$(call KCONFIG_ENABLE_OPT,CONFIG_AUDIT,$(@D)/.config))
+	$(if $(BR2_PACKAGE_INTEL_MICROCODE),
+		$(call KCONFIG_ENABLE_OPT,CONFIG_MICROCODE,$(@D)/.config)
+		$(call KCONFIG_ENABLE_OPT,CONFIG_MICROCODE_INTEL,$(@D)/.config))
 	$(if $(BR2_PACKAGE_KTAP),
 		$(call KCONFIG_ENABLE_OPT,CONFIG_DEBUG_FS,$(@D)/.config)
 		$(call KCONFIG_ENABLE_OPT,CONFIG_ENABLE_DEFAULT_TRACERS,$(@D)/.config)