package/rtl8822cs: fix coding style in Config.in

Fixes:

package/rtl8822cs/Config.in:10: help text: <tab><2 spaces><62 chars> (http://nightly.buildroot.org/#writing-rules-config-in)
package/rtl8822cs/Config.in:11: help text: <tab><2 spaces><62 chars> (http://nightly.buildroot.org/#writing-rules-config-in)

As reported by:

https://gitlab.com/buildroot.org/buildroot/-/jobs/4653997920

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/rtl8822cs/Config.in

@@ -7,7 +7,7 @@ config BR2_PACKAGE_RTL8822CS
 	depends on !BR2_s390x
 	depends on BR2_LINUX_KERNEL
 	help
-          Realtek RTL8822CS Wi-Fi driver as a kernel module (JetHome
-          repository)
+	  Realtek RTL8822CS Wi-Fi driver as a kernel module (JetHome
+	  repository)
 
           https://github.com/jethome-ru/rtl88x2cs/