unrar: update to 6.0.2

Add PKG_BUILD_PARALLEL for faster compilation.

Signed-off-by: Rosen Penev <rosenp@gmail.com>

utils/unrar/Makefile

@@ -6,12 +6,13 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=unrar
-PKG_VERSION:=5.9.4
+PKG_VERSION:=6.0.2
 PKG_RELEASE:=1
 
 PKG_SOURCE:=unrarsrc-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=https://www.rarlab.com/rar
-PKG_HASH:=3d010d14223e0c7a385ed740e8f046edcbe885e5c22c5ad5733d009596865300
+PKG_HASH:=81bf188333f89c976780a477af27f651f54aa7da9312303d8d1a804696d3edd3
+PKG_BUILD_DIR:=$(BUILD_DIR)/$(PKG_NAME)-$(PKG_VERSION)-$(BUILD_VARIANT)/unrar
 
 PKG_MAINTAINER:=Álvaro Fernández Rojas <noltari@gmail.com>, \
 		Ted Hess <thess@kitschensync.net>
@@ -19,8 +20,8 @@ PKG_LICENSE:=UnRAR
 PKG_LICENSE_FILES:=license.txt
 PKG_CPE_ID:=cpe:/a:rarlab:unrar
 
-PKG_BUILD_DIR:=$(BUILD_DIR)/$(PKG_NAME)-$(PKG_VERSION)-$(BUILD_VARIANT)/unrar
 PKG_INSTALL:=1
+PKG_BUILD_PARALLEL:=1
 
 include $(INCLUDE_DIR)/uclibc++.mk
 include $(INCLUDE_DIR)/package.mk