Fix: Match columns to breakpoints (adaptlearning#429)

Author: oliverfoster

less/project/columns.less

@@ -16,8 +16,8 @@
 // min small viewport takes up 8 out of 12 columns
 // min medium viewport takes up 10 columns
 // if undefined element defaults to 100% width
-.make-columns(xs, 0, 12);
+.make-columns(xs, 0, 12); // deprecated: backward compatibility only
 .make-columns(sm, @device-width-small, 12);
 .make-columns(md, @device-width-medium, 12);
 .make-columns(lg, @device-width-large, 12);
-.make-columns(xl, @max-page-width, 12);
+.make-columns(xl, @device-width-xlarge, 12);

package.json

@@ -1,7 +1,7 @@
 {
   "name": "adapt-contrib-vanilla",
   "version": "9.6.11",
-  "framework": ">=5.24.2",
+  "framework": ">=5.31.3",
   "homepage": "https://github.com/adaptlearning/adapt-contrib-vanilla",
   "bugs": "https://github.com/adaptlearning/adapt-contrib-vanilla/issues",
   "theme": "vanilla",