move sass lib utilities into core styles

injector/ipc.js

@@ -61,7 +61,7 @@ function compileSass (_, file) {
   return new Promise((res, reject) => {
     readFile(file, 'utf8').then(rawScss => {
       try {
-        const relativePath = relative(file, join(__dirname, '..', 'src', 'core', 'lib', 'sass'));
+        const relativePath = relative(file, join(__dirname, '..', 'renderer', 'src', 'styles', 'utils'));
         const absolutePath = resolve(join(file, relativePath));
         const fixedScss = rawScss.replace('@vizality', absolutePath.split(sep).join(posix.sep));
         const result = renderSync({