Added solution 1203-Sort Items by Groups Respecting Dependencies

[jelonmusk]

• File(s) Modified: 1203-sort-items-by-groups-respecting-dependencies.py
• Language(s) Used: Python
• Submission URL: https://leetcode.com/problems/[problem-name]/submissions/xxxxxxxxx/

Important

Please make sure the file name is lowercase and a duplicate file does not already exist before merging.

[Ykhan799]

@jelonmusk Thanks for your contribution 👍. Next time, include a link to the submission of your solution in the PR description.

[jelonmusk]

@Ykhan799 Sure! Thanks for the merge.