doc: update readme for Linux users

Signed-off-by: leo <[email protected]>

Author: love-linger

README.md

@@ -126,7 +126,7 @@ For **Linux** users:
 
   If your distribution isn't using `dnf`, please refer to the documentation of your distribution on how to add an `rpm` repository.
 * `AppImage` files can be found on [AppImage hub](https://appimage.github.io/SourceGit/), `xdg-open` (`xdg-utils`) must be installed to support open native file manager.
-* Make sure [git-credential-manager](https://github.com/git-ecosystem/git-credential-manager/releases) is installed on your Linux.
+* Make sure [git-credential-manager](https://github.com/git-ecosystem/git-credential-manager/releases) or [git-credential-libsecret](https://pkgs.org/search/?q=git-credential-libsecret) is installed on your Linux.
 * Maybe you need to set environment variable `AVALONIA_SCREEN_SCALE_FACTORS`. See https://github.com/AvaloniaUI/Avalonia/wiki/Configuring-X11-per-monitor-DPI.
 * If you can NOT type accented characters, such as `ê`, `ó`, try to set the environment variable `AVALONIA_IM_MODULE` to `none`.