COMPASS-1032 don't mount RTSS when on databases tab (#1176) (#1180)

Author: Satya Sinha

src/internal-packages/instance/lib/component/index.jsx

@@ -61,6 +61,7 @@ class InstanceComponent extends React.Component {
           activeTabIndex={this.state.activeTab}
           onTabClicked={this.onTabClicked.bind(this)}
           className="rt-nav"
+          mountAllViews={false}
         />
       </div>
     );