Merge branch '2023-7-31_合奏'

src/subpages/colexiu/plugins/toggleMusicSheet/index.tsx

@@ -24,11 +24,14 @@ export default defineComponent({
       const partList = state.activeDetail?.background || []
       return partList.map((item: any, index: number) => {
         const instrumentName = getInstrumentName(item.track)
+        if (!instrumentName){
+          return ''
+        }
         return {
           text: item.track + (instrumentName ? `(${instrumentName})` : ''),
           value: index,
         }
-      })
+      }).filter(Boolean)
     })
 
     const switchMusic = (index: number) => {