Fix kbd shortcode

Author: cwickham

docs/get-started/computations/positron.qmd

@@ -106,7 +106,7 @@ In addition to running a single code cell, there are a variety of other commands
 ## Tracking down code problems
 
 A good approach to trouble-shooting the code in your document
-is to restart your Console ({{< kbd mac=Cmd-Shift-0 windows=Ctrl+Shift+0 linux=Ctrl+Shift+0 >}}), and **Quarto: Run All Cells** ({{< kbd mac=Cmd-Option-R win=Ctrl+Alt+R linux=Ctrl+Alt+R >}}). 
+is to restart your Console ({{< kbd mac=Cmd-Shift-0 win=Ctrl+Shift+0 linux=Ctrl+Shift+0 >}}), and **Quarto: Run All Cells** ({{< kbd mac=Cmd-Option-R win=Ctrl+Alt+R linux=Ctrl+Alt+R >}}). 
 This emulates Quarto's approach to executing the code in your document: starting a clean session, and executing code cells from top to bottom. 
 
 :::