docs: remove missing example

Author: BrianLusina

algorithms/arrays/two_sum_less_k/README.md

@@ -15,7 +15,6 @@ Constraints
 ![Example 2](./images/examples/two_sum_less_k_example_2.png)
 ![Example 3](./images/examples/two_sum_less_k_example_3.png)
 ![Example 4](./images/examples/two_sum_less_k_example_4.png)
-![Example 5](./images/examples/two_sum_less_k_example_5.png)
 
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