procd: update to the latest git HEAD

0f3c136 sysupgrade: set UPGRADE_BACKUP env variable
0bcbbbf system: fix uninitialized variables in firmware validation code

This update includes a fix for uninitialized variable usage.

Fixes: 7290963d09 ("procd: update to the latest git HEAD")
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>

package/system/procd/Makefile

@@ -12,9 +12,9 @@ PKG_RELEASE:=1
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL=$(PROJECT_GIT)/project/procd.git
-PKG_MIRROR_HASH:=fb745fd02a12c97adc99668b498dd4d960acded3340ab811eee730e0c34669c1
-PKG_SOURCE_DATE:=2019-09-04
-PKG_SOURCE_VERSION:=34ac88cb873ad81f1510e2207c34b6abaa1ae16a
+PKG_MIRROR_HASH:=7707b4a8f010c7314441f7b0c029e7a3ba9841b354e61d7cc552fbba3b286fcc
+PKG_SOURCE_DATE:=2019-09-05
+PKG_SOURCE_VERSION:=0f3c1366bb927e483abfae23dee0d15e26f87064
 CMAKE_INSTALL:=1
 
 PKG_LICENSE:=GPL-2.0