wireless-regdb: fix Makefile indentation

Signed-off-by: John Crispin <[email protected]>

package/firmware/wireless-regdb/Makefile

@@ -12,11 +12,11 @@ PKG_MAINTAINER:=Felix Fietkau <[email protected]>
 include $(INCLUDE_DIR)/package.mk
 
 define Package/wireless-regdb
-	PKGARCH:=all
-	SECTION:=firmware
-	CATEGORY:=Firmware
-	URL:=https://git.kernel.org/pub/scm/linux/kernel/git/sforshee/wireless-regdb.git/
-	TITLE:=Wireless Regulatory Database
+  PKGARCH:=all
+  SECTION:=firmware
+  CATEGORY:=Firmware
+  URL:=https://git.kernel.org/pub/scm/linux/kernel/git/sforshee/wireless-regdb.git/
+  TITLE:=Wireless Regulatory Database
 endef
 
 define Build/Compile