package/lua-cqueues: bump to version 20190731

- Add hash for license file
- Fix build failure with gcc 9

Fixes:
 - http://autobuild.buildroot.org/results/f44ceb1fced5102cd7b15e8a054a8937a8cbca95

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/lua-cqueues/lua-cqueues.hash

@@ -1,2 +1,3 @@
 # Locally calculated
-sha256 ae51b713bdf966215b87244e03ac60b5a12beb82d15dfb02755a000cfb2df905  lua-cqueues-20161215.tar.gz
+sha256 a4b6e8f35ffa130a94bf4f454cbc2a001ffb765e09307bebbfc7a892345fdcf0  lua-cqueues-20190731.tar.gz
+sha256 5f4b1f94047790eadf8fd0f9a8e3bd2895bea4c9a2c0f8bf7cd8c8e57caa5219  LICENSE

package/lua-cqueues/lua-cqueues.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-LUA_CQUEUES_VERSION = 20161215
+LUA_CQUEUES_VERSION = 20190731
 LUA_CQUEUES_SITE = $(call github,wahern,cqueues,rel-$(LUA_CQUEUES_VERSION))
 LUA_CQUEUES_LICENSE = MIT
 LUA_CQUEUES_LICENSE_FILES = LICENSE