Fetch latest filings from NSE

[ZekeLandon]

As NSE has moved the latest filings to new API, add the support for the same.

1. Fetch latest filings from NSE (nse_results, nse_past_results doesn't get the latest results)
2. Ability to fetch only one symbol's data
3. Ability to filter the period_ended data (31-Mar-2025 / 30-Jun-2025 / 30-Sep-2025 / 31-Dec-2025)
4. Specify period_ended as None or all to get all quarters data starting from 31-Mar-2025

[anujgupta872003]

This is just giving table that results are declared but its not giving actual results output same as nse_past_results.

[aeron7]

Will merge it.

But need to remedy the conflicts of old version users. So there will be a jump in issues.
So if possible, split this function into nse_results, nse_past_results

nse_results will show the latest. (basically this same function with an argument)
nse_past_results can be your current integrated function.