libgpiod: bump version to v1.4

This release mostly affects the testing framework but also contains fixes
for C++ bindings.

Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/libgpiod/libgpiod.hash

@@ -1,4 +1,4 @@
 # From https://www.kernel.org/pub/software/libs/libgpiod/sha256sums.asc
-sha256 6ec837f23e8f2196e5976dec4ac81403170830075e7f33ede1394eaf67f2e962  libgpiod-1.3.tar.xz
+sha256 ebde83aaf14be3abd33e7a90faa487a2ee231e242897afe7fdefb765386b3c8b  libgpiod-1.4.tar.xz
 # Hash for license file
 sha256 ce64d5f7b49ea6d80fdb6d4cdee6839d1a94274f7493dc797c3b55b65ec8e9ed  COPYING

package/libgpiod/libgpiod.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-LIBGPIOD_VERSION = 1.3
+LIBGPIOD_VERSION = 1.4
 LIBGPIOD_SOURCE = libgpiod-$(LIBGPIOD_VERSION).tar.xz
 LIBGPIOD_SITE = https://www.kernel.org/pub/software/libs/libgpiod
 LIBGPIOD_LICENSE = LGPL-2.1+