The Search in Reporting API Ref doesn't allow the user to select where to search

[todorarabadzhiev]

Reporting API Ref Search doesn't allow the user to choose where to search

To Reproduce
Steps to reproduce the behavior:

1. Go to Reporting API Reference
2. Go to the Search and try to select API Ref/KB/Documentation

Expected behavior
There is an arrow allowing you to open a Dropdown list with the available options to choose from

Observed behavior
The arrow is replaced with another symbol and nothing opens