docs(sqlite): Update BaseDir mention to AppConfig

App was removed in v2 but was an alias for AppConfig

Author: FabianLars

plugins/sql/README.md

@@ -64,7 +64,7 @@ Afterwards all the plugin's APIs are available through the JavaScript guest bind
 ```javascript
 import Database from "@tauri-apps/plugin-sql";
 
-// sqlite. The path is relative to `tauri::api::path::BaseDirectory::App`.
+// sqlite. The path is relative to `tauri::api::path::BaseDirectory::AppConfig`.
 const db = await Database.load("sqlite:test.db");
 // mysql
 const db = await Database.load("mysql://user:pass@host/database");