tvheadend: bump version

Signed-off-by: Maxime Hadjinlian <maxime.hadjinlian@gmail.com>
Acked-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/tvheadend/tvheadend.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-TVHEADEND_VERSION = 8cdaab42c5a1aa7cd646fcbfd9ba3ce9cf410b34
+TVHEADEND_VERSION = 596b4e0b29937a6123b25940621fe17dccbefbb4
 TVHEADEND_SITE = $(call github,tvheadend,tvheadend,$(TVHEADEND_VERSION))
 TVHEADEND_LICENSE = GPLv3+
 TVHEADEND_LICENSE_FILES = LICENSE.md