Fix jsdoc comment being on wrong type

src/vs/base/common/objects.ts

@@ -225,6 +225,7 @@ export function getOrDefault<T, R>(obj: T, fn: (obj: T) => R, defaultValue: R =
 	return typeof result === 'undefined' ? defaultValue : result;
 }
 
+type obj = { [key: string]: any; };
 /**
  * Returns an object that has keys for each value that is different in the base object. Keys
  * that do not exist in the target but in the base object are not considered.
@@ -235,7 +236,6 @@ export function getOrDefault<T, R>(obj: T, fn: (obj: T) => R, defaultValue: R =
  * @param base the object to diff against
  * @param obj the object to use for diffing
  */
-export type obj = { [key: string]: any; };
 export function distinct(base: obj, target: obj): obj {
 	const result = Object.create(null);