chore: replace Autoprefixer browsers option into package.json

Author: thingsym

gulpfile.js

@@ -60,7 +60,6 @@ gulp.task('docs_sass', function() {
       outputStyle: 'expanded'
     }).on( 'error', $.sass.logError ) )
     .pipe($.autoprefixer({
-        browsers: ['last 2 versions'],
         cascade: false
     }))
     .pipe(gulp.dest(dest_paths.docs_css))

package.json

@@ -43,5 +43,8 @@
     "lint": "gulp lint",
     "serve": "gulp serve",
     "watch": "gulp watch"
-  }
+  },
+  "browserslist": [
+    "last 2 versions"
+  ]
 }