Update package.json

package.json

@@ -13,11 +13,11 @@
     "gulp-gettext": "^0.3.0",
     "gulp-load-plugins": "^1.1.0",
     "gulp-postcss": "^6.1.1",
-    "gulp-sass": "^4.0.2",
+    "gulp-sass": "^5.1.0",
     "gulp-sourcemaps": "^2.0.0",
     "gulp-uglify-es": "^1.0.4",
     "lodash.assign": "^4.2.0",
-    "node-sass": "^4.12.0",
+    "node-sass": "^8.0.0",
     "postcss-flexbugs-fixes": "^2.0.0",
     "vinyl-buffer": "^1.0.1",
     "vinyl-source-stream": "^2.0.0",