[New Feature]: Missing visible symbols in the group by clause

[TharushiJay]

Description

Missing the visible symbols for buyer and price in the below code segment.

Steps to Reproduce

function testIterableOperation() {
    var orders = [{buyer: "b1", price: 12}, {buyer: "b2", price: 13}, {buyer: "b3", price: 14}, {buyer: "b3", price: 15}];

    var buyers = from var {buyer, price} in orders
               group by b<cursor>
               
}

Affected Version(s)

Branch query-grouping-aggregation

OS, DB, other environment details and versions

No response

Related area

-> Compilation

Related issue(s) (optional)

#40291

No response

Suggested label(s) (optional)

No response

Suggested assignee(s) (optional)

No response

[dulajdilshan]

Fixed in https://github.com/ballerina-platform/ballerina-lang/tree/query-grouping-aggregation