doc: fix: docstring: use Promise

frontend/static/js/api/profiles.js

@@ -15,7 +15,7 @@ class Profiles
 
 	/**
 	 * 
-	 * @returns {[Profile]}
+	 * @returns {Promise<[Profile]>}
 	 */
 	async all()
 	{
@@ -53,7 +53,7 @@ class Profiles
 	/**
 	 * Block a user
 	 * @param {Number} user_id 
-	 * @returns 
+	 * @returns {Promise<Object>}
 	 */
 	async block(user_id) {
 
@@ -70,7 +70,7 @@ class Profiles
 	/**
 	 * Unblock a user
 	 * @param {Number} user_id 
-	 * @returns 
+	 * @returns {Promise<Object>}
 	 */
 	async deblock(user_id) {