redhat/configs: Make CONFIG_REGULATOR_GPIO built-in

JIRA: https://issues.redhat.com/browse/RHEL-21095
Upstream Status: RHEL-only

This driver is needed in the early boot of some arm64 boards. Note
that this option is already enabled as built-in on kernel-ark for
both Fedora and RHEL.

Signed-off-by: Luiz Capitulino <[email protected]>

Author: luiz-cap

redhat/configs/rhel/generic/arm/aarch64/CONFIG_REGULATOR_GPIO

@@ -1 +1 @@
-CONFIG_REGULATOR_GPIO=m
+CONFIG_REGULATOR_GPIO=y