fix: using browser navigation backward / forward button clears data browser (#2317)

Author: damianstasik

src/dashboard/Data/Browser/Browser.react.js

@@ -150,12 +150,11 @@ class Browser extends DashboardView {
     this.redirectToFirstClass = this.redirectToFirstClass.bind(this);
 
     this.dataBrowserRef = React.createRef();
+
     window.addEventListener('popstate', () => {
       this.setState({
-        relation: null,
-        data: null,
+        relation: null
       })
-      this.refresh();
     });
   }