examples/linked_show.md in markdown_exec-2.6.0 vs examples/linked_show.md in markdown_exec-2.7.0

@@ -1,7 +1,8 @@
 # Demo document linking
 
 ::: Display variables set in the calling document
-```bash :show_vars
-source bin/colorize_env_vars.sh
-colorize_env_vars 'from linked.md load1.sh' var1 var2
-```
+
+| Variable| Value
+| -| -
+| var1| ${var1}
+| var2| ${var2}