privoxy: update to 3.0.33 and fix the init script

1. Fixed init script would kill itself when trying to stop a service.
2. Upgrade privoxy release to 3.0.33
3. Set PKG_RELEASE to AUTORELEASE

Signed-off-by: He Xian <hexian000@outlook.com>
(cherry picked from commit 5d917b9578)

net/privoxy/Makefile

@@ -8,12 +8,12 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=privoxy
-PKG_VERSION:=3.0.28
-PKG_RELEASE:=1
+PKG_VERSION:=3.0.33
+PKG_RELEASE:=$(AUTORELEASE)
 
 PKG_SOURCE:=privoxy-$(PKG_VERSION)-stable-src.tar.gz
 PKG_SOURCE_URL:=@SF/ijbswa
-PKG_HASH:=b5d78cc036aaadb3b7cf860e9d598d7332af468926a26e2d56167f1cb6f2824a
+PKG_HASH:=04b104e70dac61561b9dd110684b250fafc8c13dbe437a60fae18ddd9a881fae
 PKG_BUILD_DIR:=$(BUILD_DIR)/privoxy-$(PKG_VERSION)-stable
 PKG_FIXUP:=autoreconf
 PKG_INSTALL:=1

net/privoxy/files/privoxy.init

@@ -169,7 +169,7 @@ stop() {
 	local _PID=$(cat $PIDFILE 2>/dev/null)
 	kill -15 $_PID 2>/dev/null
 	sleep 1			# give time to shutdown
-	local _tmp=$(pgrep privoxy | tr "\n" " ")
+	local _tmp=$(pgrep /usr/sbin/privoxy | tr "\n" " ")
 	if [ -z "$_tmp" ]; then
 		logger -p daemon.notice -t "privoxy[$_PID]" "Shutdown successfully"
 	else