fix: default formatter to this extension

Signed-off-by: Gordon Smith <[email protected]>

Author: GordonSmith

package.json

@@ -333,6 +333,11 @@
                 ],
                 "priority": "default"
             }
-        ]
+        ],
+        "configurationDefaults": {
+            "[wit]": {
+                "editor.defaultFormatter": "bytecodealliance.wit-idl"
+            }
+        }
     }
 }