add missing dependencies

.SRCINFO

 pkgbase = wechat-uos
 	pkgdesc = UOS专业版微信魔改版
 	pkgver = 2.0.0
-	pkgrel = 1
+	pkgrel = 2
 	arch = x86_64
 	license = custom
+	depends = gtk2
+	depends = libxss
+	depends = gconf
+	depends = nss
 	source = file://com.qq.weixin_2.0.0_amd64.deb
 	source = uos-lsb
 	source = uos-release

PKGBUILD

 pkgname=wechat-uos
 pkgver=2.0.0
-pkgrel=1
+pkgrel=2
 pkgdesc="UOS专业版微信魔改版"
 arch=('x86_64')
+depends=(gtk2 libxss gconf nss)
 license=('custom')
 source=('file://com.qq.weixin_2.0.0_amd64.deb' 'uos-lsb' 'uos-release' 'wechat-uos')
 md5sums=('5b8c60c9f94fd874df749abdd1dccec6'