package/libcec: downgrade to version 4.0.5

According to
https://github.com/Pulse-Eight/libcec/releases/tag/libcec-5.0.0
version 5.0.0 is "not compatible with Kodi 18.x. Please use libCEC
4.0.5 instead."

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
(cherry picked from commit 7b77a0687eae412150719ab45bf7c608d52124d2)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/libcec/libcec.hash

@@ -1,3 +1,3 @@
 # Locally computed
-sha256  7c6ef02f39918ac88a3dac8ea35021f6c4b4b695df9204b3ac9faca673c706cc  libcec-5.0.0.tar.gz
+sha256  e4d749430ebcf3a35ec3a3f6675afcc5755afc1e5801c12121e54d80eb187743  libcec-4.0.5.tar.gz
 sha256  0137261d24ce001fc5237aacddd267533e0f150ac23cf21acffea599f7358f7a  COPYING

package/libcec/libcec.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-LIBCEC_VERSION = 5.0.0
+LIBCEC_VERSION = 4.0.5
 LIBCEC_SITE = $(call github,Pulse-Eight,libcec,libcec-$(LIBCEC_VERSION))
 LIBCEC_LICENSE = GPL-2.0+
 LIBCEC_LICENSE_FILES = COPYING