message: Do not show protocol on hover for edge with no traffic
diff: @@ -138,7 +138,8 @@ export class GraphStyles {
  }
  if (includeProtocol) {
  - content = ele.data(CyEdge.protocol) + ' ' + content;
  + const protocol = ele.data(CyEdge.protocol);
  + content = protocol ? `${protocol} ${content}` : content;
  }
  if (cyGlobal.showSecurity && ele.data(CyEdge.isMTLS)) {
  