优化

app/src/main/java/io/legado/app/help/config/LocalConfig.kt

@@ -65,7 +65,7 @@ by appCtx.getSharedPreferences("local", Context.MODE_PRIVATE) {
         get() = !isLastVersion(3, "txtTocRuleVersion")
 
     val needUpRssSources: Boolean
-        get() = !isLastVersion(5, "rssSourceVersion")
+        get() = !isLastVersion(6, "rssSourceVersion")
 
     val needUpDictRule: Boolean
         get() = !isLastVersion(2, "needUpDictRule")