import_sc_lines only updated to 2020

[jdhassan]

I can't pull game lines data from past 2020, looking to pull future data if possible...
Input:
if __name__ == "__main__": lines = nfl.import_sc_lines() print(lines.head)
Output
`root@localhost:~# python3 ~/nfl_picks/init.py
<bound method NDFrame.head of season week away_team home_team game_id side line
0 2013 1 BAL DEN 2013090500 BAL 7.5
1 2013 1 BAL DEN 2013090500 DEN -7.5
2 2013 1 NE BUF 2013090800 BUF 9.5
3 2013 1 NE BUF 2013090800 NE -9.5
4 2013 1 SEA CAR 2013090801 CAR 3.5
... ... ... ... ... ... ... ...
4087 2020 17 JAX IND 2021010313 JAX 14.0
4088 2020 17 ARI LA 2021010314 ARI -2.5
4089 2020 17 ARI LA 2021010314 LA 2.5
4090 2020 17 SEA SF 2021010315 SEA -6.0
4091 2020 17 SEA SF 2021010315 SF 6.0

[4092 rows x 7 columns]>
done`