[openwrt/openwrt] grub2: add missing license

[LEDE Commits]

hauke pushed a commit to openwrt/openwrt.git, branch openwrt-22.03:
https://git.openwrt.org/fd81c052f72f0fb043bb9b3b69ea4a6098e68c92

commit fd81c052f72f0fb043bb9b3b69ea4a6098e68c92
Author: Paul Spooren <mail at aparcar.org>
AuthorDate: Mon Apr 4 13:17:25 2022 +0200

    grub2: add missing license
    
    The PKG_LICENSE field was missing.
    While at it, normalize the Makefile a bit.
    
    Signed-off-by: Paul Spooren <mail at aparcar.org>
    (cherry picked from commit 839b1ff1fc0d6bcd74131a78fb9286df7f3b7b97)
---
 package/boot/grub2/Makefile | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/package/boot/grub2/Makefile b/package/boot/grub2/Makefile
index 67b36842ec..c4cc43de2e 100644
--- a/package/boot/grub2/Makefile
+++ b/package/boot/grub2/Makefile
@@ -6,7 +6,6 @@ include $(TOPDIR)/rules.mk
 include $(INCLUDE_DIR)/kernel.mk
 
 PKG_NAME:=grub
-PKG_CPE_ID:=cpe:/a:gnu:grub2
 PKG_VERSION:=2.06
 PKG_RELEASE:=$(AUTORELEASE)
 
@@ -14,6 +13,9 @@ PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
 PKG_SOURCE_URL:=@GNU/grub
 PKG_HASH:=b79ea44af91b93d17cd3fe80bdae6ed43770678a9a5ae192ccea803ebb657ee1
 
+PKG_LICENSE:=GPL-3.0-or-later
+PKG_CPE_ID:=cpe:/a:gnu:grub2
+
 HOST_BUILD_PARALLEL:=1
 PKG_BUILD_DEPENDS:=grub2/host