soc: arm: gigadevice: enable pinctrl by default

Enable pinctrl by default, since it is an essential component on almost
every firmware. Inclusion of series defconfig has also been guarded with
SoC availability (was missing).

Signed-off-by: Gerard Marull-Paretas <[email protected]>

Author: gmarull

soc/arm/gigadevice/Kconfig.defconfig

@@ -1,4 +1,11 @@
 # Copyright (c) 2021, ATL Electronics
 # SPDX-License-Identifier: Apache-2.0
 
+if SOC_FAMILY_GD32
+
 source "soc/arm/gigadevice/*/Kconfig.defconfig.series"
+
+config PINCTRL
+	default y
+
+endif # SOC_FAMILY_GD32