Update gsoc_2026.md

fix wrong titles in table (swap 5 and 6)

Author: rahulsavani

content/gsoc_2026.md

@@ -36,8 +36,8 @@ The following table summarises our ideas, and includes links to detailed descrip
 | [2](#idea-2-gameinterpreter-a-front-end-for-llm-based-game-translation)  | GameInterpreter: A front-end for LLM-based game translation       | Easy/Medium           | LLMs, extensive-form games, front-end                                |
 | [3](#idea-3-a-layout-algorithm-for-visualising-game-trees)              | A layout algorithm for visualising game trees                     | Hard                  | Extensive-form games, visualization, graph drawing                   |
 | [4](#idea-4-working-on-gambit-interoperability-with-sagemath)           | Working on Gambit interoperability with SageMath                  | Easy/Medium           | SageMath, interoperability, Python                                    |
-| [5](#idea-5-updating-how-gambit-works-with-external-solvers)    | Development and integration of Lemke's algorithm package          | Medium/Hard           | Nash equilibrium, mathematical optimization; linear complementarity  |
-| [6](#idea-6-development-and-integration-of-lemkes-algorithm-package)            | Updating how Gambit works with external solvers                   | Medium/Hard           | Mathematical optimization; interoperability                          |
+| [5](#idea-5-updating-how-gambit-works-with-external-solvers)    | Updating how Gambit works with external solvers             | Medium/Hard           | Nash equilibrium, mathematical optimization; linear complementarity  |
+| [6](#idea-6-development-and-integration-of-lemkes-algorithm-package)            | Development and integration of Lemke's algorithm package                | Medium/Hard           | Mathematical optimization; interoperability                          |
 | [7](#idea-7-new-algorithms-for-finding-nash-equilibria)                 | New algorithms for finding Nash equilibria                        | Medium/Hard           | Nash equilibrium, algorithms, mathematical optimization              |
 
 ### Idea 1: "Updating the Gambit GUI"