fix(dash): fix "no application knows how to open URL" error (#10767)

Fixes #10767

plugins/dash/dash.plugin.zsh

@@ -1,5 +1,5 @@
 # Usage: dash [keyword:]query
-dash() { open dash://"$*" }
+dash() { open -a Dash.app dash://"$*" }
 compdef _dash dash
 
 _dash() {