procd: update to git HEAD

 8a60e7e trace: don't leak file descriptor in error path
 68df9ac procd: fix container deletion
 f16abe0 uxc: add JSON output option for 'list' command
 a23c888 jail: prepare for adding process to existing namespace
 50da8a4 instance: allow jailed service to join namespace(s)
 482d1ab Revert "jail: do not hack /etc/resolv.conf on container rootfs"
 1eb4371 jail: start ubus and netifd instances for container with netns

Signed-off-by: Daniel Golle <daniel@makrotopia.org>

package/system/procd/Makefile

@@ -12,9 +12,9 @@ PKG_RELEASE:=$(AUTORELEASE)
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL=$(PROJECT_GIT)/project/procd.git
-PKG_SOURCE_DATE:=2021-08-31
-PKG_SOURCE_VERSION:=773e8da41532b23888511cd864fbd251ecadc577
-PKG_MIRROR_HASH:=2b7c91427861f23fcd444fc05c033ed0f348ff353097a98d583f38a79ce294dd
+PKG_SOURCE_DATE:=2021-09-15
+PKG_SOURCE_VERSION:=1eb4371e2534296d04580cb8b9cb5baa5f07e27d
+PKG_MIRROR_HASH:=d0e61032482eebb225ffbca8034b3d838eaa3db0dcd9b0166e106e729ce5320c
 CMAKE_INSTALL:=1
 
 PKG_LICENSE:=GPL-2.0