procd: update to the latest version

Fixes a long standing design issue in handling of delayed triggers

Signed-off-by: Felix Fietkau <nbd@nbd.name>

package/system/procd/Makefile

@@ -8,14 +8,14 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=procd
-PKG_VERSION:=2016-07-07
+PKG_VERSION:=2016-07-29
 
 PKG_RELEASE=$(PKG_SOURCE_VERSION)
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL=$(LEDE_GIT)/project/procd.git
 PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
-PKG_SOURCE_VERSION:=02d56c03115276aa4e2203ddbd411c3e587cf08f
+PKG_SOURCE_VERSION:=2c9f5d4af1559b840c42f1443ede9f9fe809c58b
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-$(PKG_SOURCE_VERSION).tar.gz
 CMAKE_INSTALL:=1