Update README with LeetCode Daily Challenge

Author: jeremymanning

README.md

@@ -403,6 +403,7 @@ _**Note:** Our group is currently taking a break from grinding leetcode. The tab
 | July 25, 2025 | [3487](https://leetcode.com/problems/maximum-unique-subarray-sum-after-deletion/description/?envType=daily-question) | [Click here](https://github.com/ContextLab/leetcode-solutions/tree/main/problems/3487) | 🟢 Easy |
 | July 26, 2025 | [3480](https://leetcode.com/problems/maximize-subarrays-after-removing-one-conflicting-pair/description/?envType=daily-question) | [Click here](https://github.com/ContextLab/leetcode-solutions/tree/main/problems/3480) | 🔴 Hard |
 | July 27, 2025 | [2210](https://leetcode.com/problems/count-hills-and-valleys-in-an-array/description/?envType=daily-question) | [Click here](https://github.com/ContextLab/leetcode-solutions/tree/main/problems/2210) | 🟢 Easy |
+| July 28, 2025 | [2044](https://leetcode.com/problems/count-number-of-maximum-bitwise-or-subsets/description/?envType=daily-question) | [Click here](https://github.com/ContextLab/leetcode-solutions/tree/main/problems/2044) | 🟡 Medium |
 
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