libsigrokdecode: bump to version 0.4.1

For details, see:
https://www.sigrok.org/blog/libsigrokdecode-041-released

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/libsigrokdecode/libsigrokdecode.hash

@@ -1,2 +1,2 @@
 # Locally computed
-sha256	fd7e9d1b73245e844ead97a16d5321c766196f946c9b28a8646cab2e98ec3537	libsigrokdecode-0.4.0.tar.gz
+sha256	065f70c10971173d86e03a8cf5534e600c7a622775113997d8061572135d4a95	libsigrokdecode-0.4.1.tar.gz

package/libsigrokdecode/libsigrokdecode.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-LIBSIGROKDECODE_VERSION = 0.4.0
+LIBSIGROKDECODE_VERSION = 0.4.1
 LIBSIGROKDECODE_SITE = http://sigrok.org/download/source/libsigrokdecode
 LIBSIGROKDECODE_LICENSE = GPLv3+
 LIBSIGROKDECODE_LICENSE_FILES = COPYING