Add 'launch in xonsh' in README (#2323)

Updated the quick launch commands to include xonsh.

1 files changed, 4 insertions, 4 deletions

diff --git a/README.md b/README.md
index e9c0f61e8..9bcd71c9c 100644
--- a/README.md
+++ b/README.md
@@ -52,12 +52,12 @@ cargo install --locked zellij
 #### Try Zellij without installing
 
 bash/zsh:
-```
+```bash
 bash <(curl -L zellij.dev/launch)
 ```
-fish:
-```
-bash (curl -L zellij.dev/launch | psub)
+fish/xonsh:
+```bash
+bash -c 'bash <(curl -L zellij.dev/launch)'
 ```
 
 ## How do I get involved?