Revert "btrfs-progs: update to 4.12"

This reverts commit 8592566b76.

Signed-off-by: Etienne Champetier <champetier.etienne@gmail.com>

utils/btrfs-progs/Makefile

@@ -8,12 +8,13 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=btrfs-progs
-PKG_VERSION:=4.12
-PKG_RELEASE:=1
+PKG_VERSION:=4.11
+PKG_RELEASE:=2
 
 PKG_SOURCE:=$(PKG_NAME)-v$(PKG_VERSION).tar.xz
 PKG_SOURCE_URL:=@KERNEL/linux/kernel/people/kdave/btrfs-progs/
-PKG_HASH:=917710c84a9d529c92038390ddf8ace19ad409f61cdcf93c38ccaf2678472ece
+PKG_MD5SUM:=25ba238f44b9a1a54e62f7b361bdc9d8
+PKG_HASH:=e17a68cc52a27d905b715445e91ddbaa4d42de4847d54836d6ed21e012dabf0e
 PKG_BUILD_DIR:=$(BUILD_DIR)/$(PKG_NAME)-v$(PKG_VERSION)
 
 PKG_LICENSE:=GPL-2.0