config: android-base: add CONFIG_MODULES option

This adds CONFIG_MODULES, CONFIG_MODULE_UNLOAD, and CONFIG_MODVERSIONS
which are required by the O release.

Reviewed-at: https://android-review.googlesource.com/#/c/364554/

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
[AmitP: cherry-picked this change from Android common kernel]
Signed-off-by: Amit Pundir <amit.pundir@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

kernel/configs/android-base.config

@@ -3,7 +3,6 @@
 # CONFIG_DEVMEM is not set
 # CONFIG_FHANDLE is not set
 # CONFIG_INET_LRO is not set
-# CONFIG_MODULES is not set
 # CONFIG_OABI_COMPAT is not set
 # CONFIG_SYSVIPC is not set
 # CONFIG_USELIB is not set
@@ -64,6 +63,9 @@ CONFIG_IP_NF_TARGET_MASQUERADE=y
 CONFIG_IP_NF_TARGET_NETMAP=y
 CONFIG_IP_NF_TARGET_REDIRECT=y
 CONFIG_IP_NF_TARGET_REJECT=y
+CONFIG_MODULES=y
+CONFIG_MODULE_UNLOAD=y
+CONFIG_MODVERSIONS=y
 CONFIG_NET=y
 CONFIG_NETDEVICES=y
 CONFIG_NETFILTER=y