parser: breaking change, let V ORM queries return arrays for *all* non-count queries, including limit = 1 (#17719)

examples/vweb_fullstack/src/auth_services.v

@@ -34,9 +34,10 @@ fn (mut app App) service_auth(username string, password string) !string {
 		db.close() or { panic(err) }
 	}
 
-	user := sql db {
-		select from User where username == username limit 1
+	users := sql db {
+		select from User where username == username
 	}
+	user := users.first()
 	if user.username != username {
 		return error('user not found')
 	}

examples/vweb_fullstack/src/user_services.v

@@ -61,5 +61,5 @@ fn (mut app App) service_get_user(id int) !User {
 		select from User where id == id
 	}
 
-	return results
+	return results.first()
 }

examples/vweb_orm_jwt/src/auth_services.v

@@ -31,13 +31,15 @@ fn (mut app App) service_auth(username string, password string) !string {
 		panic(err)
 	}
 
-	user := sql db {
-		select from User where username == username limit 1
+	users := sql db {
+		select from User where username == username
 	}
-	if user.username != username {
+
+	if users.len == 0 {
 		return error('user not found')
 	}
 
+	user := users.first()
 	if !user.active {
 		return error('user is not active')
 	}

examples/vweb_orm_jwt/src/user_services.v

@@ -31,11 +31,11 @@ fn (mut app App) service_add_user(username string, password string) !User {
 		return err
 	}
 
-	result := sql db {
+	users := sql db {
 		select from User where username == username limit 1
 	}
 
-	return result
+	return users.first()
 }
 
 fn (mut app App) service_get_user_by_id(user_id int) !User {
@@ -48,11 +48,11 @@ fn (mut app App) service_get_user_by_id(user_id int) !User {
 		db.close() or { panic(err) }
 	}
 
-	results := sql db {
+	users := sql db {
 		select from User where id == user_id
 	}
 
-	return results
+	return users.first()
 }
 
 fn (mut app App) service_get_all_user() ![]User {