add SmoothCSV (#437)

Author: kohii

README.md

@@ -178,6 +178,7 @@ A curated collection of the best stuff from the Tauri ecosystem and community.
 - [pgMagic🪄](https://pgmagic.app/?ref=awesometauri) ![closed source] ![paid] - GUI client to talk to Postgres in SQL or with natural language.
 - [qsv pro](https://qsvpro.dathere.com) ![closed source] ![paid] - Explore spreadsheet data including CSV in interactive data tables with generated metadata and a node editor based on the `qsv` CLI.
 - [Rclone UI](https://rcloneui.com) - The cross-platform desktop GUI for **`rclone`** & S3.
+- [SmoothCSV](https://smoothcsv.com/) ![closed source] - Powerful and intuitive tool for editing CSV files with spreadsheet-like interface.
 
 ### Developer tools