upgpkg: nodejs-less 4.1.2-2

remove unneeded permission fix and add npm cache workaround

nodejs-less/.SRCINFO

@@ -1,7 +1,7 @@
 pkgbase = nodejs-less
 	pkgdesc = A standalone compiler for the LESS CSS language.
 	pkgver = 4.1.2
-	pkgrel = 1
+	pkgrel = 2
 	url = http://lesscss.org/
 	arch = any
 	license = Apache

nodejs-less/PKGBUILD

@@ -3,7 +3,7 @@
 
 pkgname=nodejs-less
 pkgver=4.1.2
-pkgrel=1
+pkgrel=2
 pkgdesc="A standalone compiler for the LESS CSS language."
 arch=('any')
 url="http://lesscss.org/"
@@ -17,11 +17,7 @@ source=("https://registry.npmjs.org/less/-/less-$pkgver.tgz")
 sha256sums=('f2067b038bec06176cbe955f26bdb29cfc9bed7aa511ac9243db50b31cbf59ce')
 
 package() {
-    npm install -g --prefix "$pkgdir"/usr "$srcdir"/less-$pkgver.tgz
-
-    # Non-deterministic race in npm gives 777 permissions to random directories.
-    # See https://github.com/npm/npm/issues/9359 for details.
-    chmod -R u=rwX,go=rX "$pkgdir"
+    npm install -g --prefix "$pkgdir"/usr --cache "${srcdir}/npm-cache" "$srcdir"/less-$pkgver.tgz
 
     # npm installs package.json owned by build user
     # https://bugs.archlinux.org/task/63396