Update README with LeetCode Daily Challenge

Author: jeremymanning

README.md

@@ -172,6 +172,7 @@ _**Note:** Our group is currently taking a break from grinding leetcode. The tab
 | December 6, 2024 | [2554](https://leetcode.com/problems/maximum-number-of-integers-to-choose-from-a-range-i/description/?envType=daily-question) | [Click here](https://github.com/ContextLab/leetcode-solutions/tree/main/problems/2554) | 🟡 Medium |
 | December 7, 2024 | [1760](https://leetcode.com/problems/minimum-limit-of-balls-in-a-bag/description/?envType=daily-question) | [Click here](https://github.com/ContextLab/leetcode-solutions/tree/main/problems/1760) | 🟡 Medium |
 | December 8, 2024 | [2054](https://leetcode.com/problems/two-best-non-overlapping-events/description/?envType=daily-question) | [Click here](https://github.com/ContextLab/leetcode-solutions/tree/main/problems/2054) | 🟡 Medium |
+| December 9, 2024 | [3152](https://leetcode.com/problems/special-array-ii/description/?envType=daily-question) | [Click here](https://github.com/ContextLab/leetcode-solutions/tree/main/problems/3152) | 🟡 Medium |
 
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