update settings for air

Author: hfrick

.Rbuildignore

@@ -16,3 +16,5 @@
 ^MAINTENANCE\.md$
 ^[\.]?air\.toml$
 ^\.vscode$
+^cran-comments\.md$
+^[.]?air[.]toml$

.vscode/settings.json

@@ -2,5 +2,9 @@
     "[r]": {
         "editor.formatOnSave": true,
         "editor.defaultFormatter": "Posit.air-vscode"
+    },
+    "[quarto]": {
+        "editor.formatOnSave": true,
+        "editor.defaultFormatter": "quarto.quarto"
     }
 }