data_collector: cn_index: fix missing dependencies package in requirements.txt

[feilongfl]

…ments.txt

add yahooquery and openpyxl in requirements.txt

Description

The qlib/scripts/data_collector/cn_index/requirements.txt file is missing necessary dependencies This commit add yahooquery and openpyxl in requirements.txt

Motivation and Context

How Has This Been Tested?

• [ ] Pass the test by running: pytest qlib/tests/test_all_pipeline.py under upper directory of qlib.
• [ ] If you are adding a new feature, test on your own test scripts.

Screenshots of Test Results (if appropriate):

1. Pipeline test:
2. Your own tests:

Types of changes

• [x] Fix bugs
• [ ] Add new feature
• [ ] Update documentation