feat: control displayed sponsors

[Ritabear]

Types of changes

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• [ ] Bugfix
• [X] New feature
• [ ] Refactoring
• [ ] Breaking change (any change that would cause existing functionality to not work as expected)
• [ ] Documentation Update
• [ ] Other (please describe)

Description

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• add a new variable is_show to manage sponsor data retrieval via the sponsor API.
• testing for a new feature implementation.

issue related: #508

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 74.01%. Comparing base (0fa2454) to head (2a232a0). Report is 11 commits behind head on master.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #1199 +/- ## ========================================== + Coverage 73.99% 74.01% +0.02% ========================================== Files 81 81 Lines 3057 3060 +3 ========================================== + Hits 2262 2265 +3 Misses 795 795 ```

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[SivanYeh]

I tested it on staging and found previous logos would disappear.

Is it normal? Should we inform sponsor team to recreate logos for new control?