package/libubootenv: bump to version 0.3.6

For release note, see:
https://github.com/sbabic/libubootenv/releases/tag/v0.3.6

Signed-off-by: James Hilliard <james.hilliard1@gmail.com>
[Julien: add link to release note]
Signed-off-by: Julien Olivain <ju.o@free.fr>

package/libubootenv/libubootenv.hash

@@ -1,5 +1,5 @@
 # Locally calculated
-sha256  dc27ddcb377e259d898256e90449bc3128437660cacc33dc75f6630d3e52c44e  libubootenv-0.3.5.tar.gz
+sha256  7946006781ad518aac1f06e2ad7e0281e4ece3d59e9616cccb01fd0c169a3e0b  libubootenv-0.3.6.tar.gz
 sha256  0558101984550fa84d1d13c2af11d116c20079d2be58711e8d99cadce7009192  LICENSES/CC0-1.0.txt
 sha256  dc626520dcd53a22f727af3ee42c770e56c97a64fe3adb063799d8ab032fe551  LICENSES/LGPL-2.1-or-later.txt
 sha256  89807acf2309bd285f033404ee78581602f3cd9b819a16ac2f0e5f60ff4a473e  LICENSES/MIT.txt

package/libubootenv/libubootenv.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-LIBUBOOTENV_VERSION = 0.3.5
+LIBUBOOTENV_VERSION = 0.3.6
 LIBUBOOTENV_SITE = $(call github,sbabic,libubootenv,v$(LIBUBOOTENV_VERSION))
 LIBUBOOTENV_LICENSE = LGPL-2.1+, MIT, CC0-1.0
 LIBUBOOTENV_LICENSE_FILES = LICENSES/CC0-1.0.txt \