Update code-execution.qmd

Author: FrankwaP

docs/projects/code-execution.qmd

@@ -88,7 +88,7 @@ quarto render --cache-refresh           # entire project
 
 ## Working Dir
 
-By default, the working directory for rendering files within a project is the directory of the file itself. If you prefer to use the main project directory instead, you can add the `execute-dir: project` option to your project config (*_quarto.yml* file):
+By default, the working directory for rendering files within a project is the directory of the file itself. If you prefer to use the main project directory instead, you can add the `execute-dir: project` option to your project config (`_quarto.yml`):
 
 ``` yaml
 project: