libglib2: fix license

libglib2 is licensed under LGPL-2.1+ and not LGPL-2.0+ since release
2.53.3

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
(cherry picked from commit fbd809c5f2c826b13d99843bf6fd003f8a5a128f)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/libglib2/libglib2.mk

@@ -8,7 +8,7 @@ LIBGLIB2_VERSION_MAJOR = 2.54
 LIBGLIB2_VERSION = $(LIBGLIB2_VERSION_MAJOR).2
 LIBGLIB2_SOURCE = glib-$(LIBGLIB2_VERSION).tar.xz
 LIBGLIB2_SITE = http://ftp.gnome.org/pub/gnome/sources/glib/$(LIBGLIB2_VERSION_MAJOR)
-LIBGLIB2_LICENSE = LGPL-2.0+
+LIBGLIB2_LICENSE = LGPL-2.1+
 LIBGLIB2_LICENSE_FILES = COPYING
 # 0002-disable-tests.patch
 LIBGLIB2_AUTORECONF = YES