pinctrl: Fix Kconfig indentation

Adjust indentation from spaces to tab (+optional two spaces) as in
coding style with command like:
	$ sed -e 's/^        /\t/' -i */Kconfig

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>

Link: https://lore.kernel.org/r/1574306382-32516-1-git-send-email-krzk@kernel.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/drivers/pinctrl/Kconfig b/drivers/pinctrl/Kconfig
index 7809e33..3bfbf2f 100644
--- a/drivers/pinctrl/Kconfig
+++ b/drivers/pinctrl/Kconfig
@@ -32,15 +32,15 @@
 	  Say Y here to add some extra checks and diagnostics to PINCTRL calls.
 
 config PINCTRL_ARTPEC6
-        bool "Axis ARTPEC-6 pin controller driver"
-        depends on MACH_ARTPEC6
-        select PINMUX
-        select GENERIC_PINCONF
-        help
-          This is the driver for the Axis ARTPEC-6 pin controller. This driver
-          supports pin function multiplexing as well as pin bias and drive
-          strength configuration. Device tree integration instructions can be
-          found in Documentation/devicetree/bindings/pinctrl/axis,artpec6-pinctrl.txt
+	bool "Axis ARTPEC-6 pin controller driver"
+	depends on MACH_ARTPEC6
+	select PINMUX
+	select GENERIC_PINCONF
+	help
+	  This is the driver for the Axis ARTPEC-6 pin controller. This driver
+	  supports pin function multiplexing as well as pin bias and drive
+	  strength configuration. Device tree integration instructions can be
+	  found in Documentation/devicetree/bindings/pinctrl/axis,artpec6-pinctrl.txt
 
 config PINCTRL_AS3722
 	tristate "Pinctrl and GPIO driver for ams AS3722 PMIC"