fix: fixed branch error when calling getPluginColor('error')

Author: liangmiQwQ

packages/devtools-vite/src/app/utils/color.ts

@@ -49,7 +49,7 @@ const predefinedColorMap = {
 
 export function getPluginColor(name: string, opacity = 1): string {
   name = name.replace(/[^a-z]+/gi, '').toLowerCase()
-  if (predefinedColorMap[name]) {
+  if (name in predefinedColorMap) {
     const color = predefinedColorMap[name]!
     if (typeof color === 'number') {
       return getHsla(color, opacity)