Checkmk Werk 13155: Network topology and BI visualization: fix node highlighting and selection

ID: 13155 Title: Network topology and BI visualization: fix node highlighting and selection Component: Multisite Level: 1 Class: Bug fix Version: 2.1.0i1 Nodes are now highlighted again, if the mouse hovers over entries in the dropdown of search results. Additionally, it is possible to select a node with a click on an entry in the search results, again.