Native tool calling in Swarms

[jschweiz]

We should be able to leverage native tool calling in Swarms to improve the performance of swarm systems.

[dhilloulinoracle]

Some models such as Gemini 2.5 flash get confused and want to use their native tool calling approach (and its code interpreter), so that would probably make things more reliable for at least those models.
(It would need to be evaluated though)