[REF] packaging: windows: use less.js-windows

Fixes odoo#7951

setup/win32/static/getfiles.sh

@@ -2,7 +2,7 @@
 # apt-get install p7zip-full
 set -e
 
-mkdir -p wkhtmltopdf less/node_modules
+mkdir -p wkhtmltopdf less
 TEMPDIR=`mktemp -d -t odoo_windows_build_XXXX`
 function cleanup {
   rm -rf $TEMPDIR
@@ -18,11 +18,8 @@ wget -q -P $TEMPDIR http://download.gna.org/wkhtmltopdf/0.12/0.12.1/wkhtmltox-0.
 cp $TEMPDIR/bin/wkhtmltopdf.exe ./wkhtmltopdf
 
 # less
-wget -q -P ./less http://nodejs.org/dist/latest/node.exe
-echo '"%~dp0\node.exe" "%~dp0\.\node_modules\less.js\bin\lessc" %*' > ./less/lessc.cmd
-pushd ./less/node_modules
-wget -q https://github.com/less/less.js/archive/v2.0.0.tar.gz -O - | tar xz && mv less.js-2.0.0 less.js
-wget -q https://github.com/then/promise/archive/6.0.1.tar.gz -O - | tar xz && mv promise-6.0.1 promise
-wget -q https://github.com/kriskowal/asap/archive/v2.0.0.tar.gz -O - | tar xz && mv asap-2.0.0 asap
-wget -q -P $TEMPDIR https://github.com/less/less-plugin-clean-css/archive/clean-css-3.zip
-unzip $TEMPDIR/clean-css-3.zip && mv less-plugin-clean-css-clean-css-3 less-plugin-clean-css-clean-css
+pushd less
+wget -q https://github.com/duncansmart/less.js-windows/releases/download/v2.5.1/less.js-windows-v2.5.1a.zip
+unzip less.js-windows-v2.5.1a.zip
+rm less.js-windows-v2.5.1a.zip
+