change ref docs url format from 1_5 to v1.5

docs/api-reference/v1.5/node_modules/highlight.js/lib/languages/vbscript-html.js

@@ -0,0 +1,11 @@
+module.exports = function(hljs) {
+  return {
+    subLanguage: 'xml',
+    contains: [
+      {
+        begin: '<%', end: '%>',
+        subLanguage: 'vbscript'
+      }
+    ]
+  };
+};