TopNav: Make it possible to to have sections without children (#57815)

pkg/services/navtree/models.go

@@ -62,6 +62,7 @@ type NavLink struct {
 	HideFromTabs     bool       `json:"hideFromTabs,omitempty"`
 	ShowIconInNavbar bool       `json:"showIconInNavbar,omitempty"`
 	RoundIcon        bool       `json:"roundIcon,omitempty"`
+	IsSection        bool       `json:"isSection,omitempty"`
 	Children         []*NavLink `json:"children,omitempty"`
 	HighlightText    string     `json:"highlightText,omitempty"`
 	HighlightID      string     `json:"highlightId,omitempty"`

pkg/services/navtree/navtreeimpl/applinks.go

@@ -71,6 +71,7 @@ func (s *ServiceImpl) processAppPlugin(plugin plugins.PluginDTO, c *models.ReqCo
 		Img:        plugin.Info.Logos.Small,
 		Section:    navtree.NavSectionPlugin,
 		SortWeight: navtree.WeightPlugin,
+		IsSection:  true,
 	}
 
 	if topNavEnabled {